| 中文 | 英文 | 缩写 |
| # （符） | HASH (symbol) | |
| （ATM信元的）拆/装设备 | disassembler/assembler | |
| （打印机）印后留空 | after space | |
| （电话）叫醒 | alarm call | |
| （电话）声震/声冲击 | acoustic shock | |
| （电话）用户姓名 | address name | |
| （电话设备上的）声罩 | acoustic hood | |
| （电缆）气密接头 | air-tight joint | |
| （电离层）D层 | D-layer | |
| （电信网）管理功能（如自动计费/打印） | administration facilities | |
| （电压）驻波比测试仪 | VSWR tester | |
| （光纤）接受锥 | acceptance cone | |
| （画笔的）喷枪工具 | airbrush tool | |
| （架空线条的）摆动/摇晃 | dancing | |
| （脉冲）前沿 | advancing edge | |
| （美）数字式先进 | D-AMPS=digitalAMPS | |
| （气旋）除尘器 | cyclone | |
| （视频）前端处理 | front processing | |
| （收报人）名址行 | address line | |
| （数据）时分复用器 | adaptive multiplexer = time division multiplex equipment | |
| （数据库系统）自适应结构 | adaptive organization | |
| （通信）开始（的信号） | Go Ahead | GA |
| （卫星）反射率/反射系数 | albedo | |
| （修复维护性的）管理延迟 | administrative delay | |
| （因特网）上网费 | access charge | |
| （荧光屏）烧暗 | dark burn | |
| （邮件）分拣 | accommodation distribution | |
| （自）适应子波 | adaptive wavelet | |
| * （符） | star (symbol) | |
| [美国]电气和电子工程师学会 | Institute for Electrical and Electronic Engineers | IEEE |
| “请发码”信号 | "send-digits" signal | |
| 1/8时钟 | Octet Binary CLocK | OBCLK |
| 1000BASE-T铜线千兆位 | a 1000BaseT/gigabit over copper cabling | |
| 10BaseT用户接口 | 10BaseT User Interface | TBTUI |
| 3级时钟增强 | STratum 3 Enhanced | ST3E |
| 3阶高密度双极性码 | High Density Bipolar of order 3 | HDB3 |
| 4线制干线 | four-wire trunk circuit | |
| 7号信令 | No.7 signaling | |
| A 律 | A Law | |
| A/B线 | A wire/B wire | |
| A/B线中继 | A wire/B wire Trunk | ABT |
| A/B线中继出板 | A wire/B wire Trunk Out | ABTO |
| A/B线中继入板 | A wire/B wire Trunk In | ABTI |
| Abis 接口 | Abis interface | |
| Abis接口单元 | aBis Interface Unit | BIU |
| Abis接口单元背板 | Backplane of aBis Interface Unit | BBIU |
| Abis接口外围处理器 | aBis Interface Peripheral Processor | BIPP |
| A-B图像混台器 | A-B cut mixer | |
| AB线开短路测试 | AB open/short circuit test | |
| ACSE服务提供者 | ACSE service provider | |
| ACSE服务用户 | ACSE service-user | |
| ACSE提供者 | ACSE-provider | |
| AC电源线 | AC power cord | |
| APS倒换恢复时间库 | APS wait-to-restore time database | |
| ATM 适配层 | ATM Adaptation Layer | AAL |
| ATM层链路 | ATM layer link | |
| ATM传输能力 | ATM Transfer Capability | ATC |
| ATM对等连接 | ATM peer-to-peer connection | |
| ATM块传输/立即发送 | ATM Block Transfer/Immediate Transmission | ABT/IT |
| ATM块传输/延时发送 | ATM Block Transfer/Delayed Transmission | ABT/DT |
| ATM适配层 | ATM adaptation layer | AAL |
| ATM适配层公共部分 | Common Part-AAL | CP-AAL |
| ATM适配层业务特定部分 | Service Specific Part-AAL | SSP-AAL |
| ATM无源光网络 | ATM Passive Optical Network | APON |
| ATM业务量描述符 | ATM traffic descriptor | |
| AU告警指示信号 | Administrative Unit-Alarm Indication Signal | AU-AIS |
| A电源板 | power A | |
| A和B位信令 | A&B bit signaling | |
| A接口 | A interface | |
| A-接口 | A interface | |
| A接口单元 | A Interface Unit | AIU |
| A接口及变码器（码型变换器）背板 | Backplane of A interface and TransCoder | BATC |
| A接口外围处理器 | A Interface Peripheral Processor | AIPP |
| A律编码 | A-law coding | |
| A律转换 | A law conversion | |
| A通道 | channel A | |
| A线和B线 | A&B leads | |
| BCH编码 | Bose-Chaudhuri-Hocquengham code | BCH code |
| BGP路由文件布置和分配程序衰减 | BGP route flap dampening | |
| BNC T型接头 | BNC T connector | |
| BNC同轴插拔头 | BNC connector | |
| BNC同轴插拔头（阳） | BNC male connector | |
| BNC同轴插拔头（阴） | BNC female connector | |
| BNC终接器 | BNC terminator | |
| BTS的站址管理 | BTS Site Management | BTSM |
| DSL传话音 | Voice over DSL | VoDSL |
| D通道链路接入规程 | Link Access Procedure for D channel | LAPD |
| D型子凹接头 | female D-subconnector | |
| E/M 信令方式 | Ear and Mouth signaling | E&M |
| E/M中继 | E&M Trunk | EMT |
| E[线]和M[线]信令系统 | E and M signaling system | |
| EDFA泵浦功率值 | EDFA pump power | |
| EMS内存观察模块 | EMS Memory Viewing Module | EMVM |
| EM用户板 | EM User Interface | EMUI |
| FC型连接器 | full contact connector | |
| G/T值/增益温度比 | ratio of Gain to Temperature | G/T |
| G：产生帧码 A：帧定位 Z：零串抑制 P：极性转换A：告警 C：时钟恢复 H：帧同步重搜索 O：局信令 | G: Generation of frame code; A: Alignment of frame; Z: Zero-string suppression; P: Polarity conversion; A: Alarm; C: Clock recovery; H: Hunt during reframe; O: Office signaling | GAZPACHO |
| GPRS支持节点 | GPRS Support Node | GSN |
| GSM公众陆地移动网 | GSM Public Land Mobile Network | GSM PLMN |
| GSM演进的增强数据速率 | Enhanced Data rate for GSM Evolution | EDGE |
| G波段（4．O～6．OGHz） | G-band | |
| IC起拔器 | IC extractor | |
| Internet 工程任务组 | Internet Engineering Task Force | IETF |
| Internet 连接电话 | Internet Connection Phone | IC Phone |
| Internet分组交换/互联网包交换 | Internet Packet eXchange | IPX |
| Internet服务提供者/互联网业务提供商 | Internet Service Provider | ISP |
| Internet号码分配局 | Internet Assigned Number Authority | IANA |
| Internet消息接入协议 | Internet Message Access Protocol | IMAP |
| IN交换管理 | IN Switching Management | IN-SM |
| IP 电话 | IP telephony | |
| IP 组播技术 | IP multicast technology | |
| IP策略语句 | IP-policy statement | |
| IP地址 | IP address | |
| IP伪装 | IP masquerading | |
| ISDN 用户协议 | ISDN User Protocol | ISUP |
| ISDN信令控制部分 | ISDN Signaling Control Part | ISCP |
| ITU-T标准 | ITU-T recommendation | |
| Mu 律 | μLaw | |
| m阶支路单元组 | m order Tributary Unit Group | TUG-m |
| No.7共路信令系统 | Common Channel Signaling system No.7 | CCS7 |
| No.7信令ISDN用户部分 | Integrated Services User Part | ISUP |
| n级（时钟）n=2，3，4 | Stratum n enhanced | STn |
| n阶管理单元 | n order Administrative Unit | AU-n |
| n阶容器 | n order Container | C-n |
| N阶同步传送模块（N=1，4，16，64） | N order Synchronous Transport Module (N=1, 4, 16, 64) | STM-N |
| n阶虚容器 | n order Virtual Container | VC-n |
| OSI系统互联参考模型 | OSI reference model | |
| PCM 小型化接口设备 | compact PCM interface equipment | ZXSM-10S |
| PVC线槽安装组件 | PVC trough installation component | |
| P-坚持协议 | P-persistent protocol | |
| SC型连接器 | square couple connector | |
| SDH交叉连接 | Synchronous Digital hierarchy Cross-Connect | SDXC |
| SDH两路映射芯片 | 2 Mbit/s to TU-12 async mapper-desync | ZX2501-2 |
| SIB库 | SIB library | |
| SNMP守侯 | SNMP daemon | |
| STM-1高阶开销处理器 | STM-1 High Order Overhead Processor | ZX2543 |
| TDM（时分复用）总线交换 | TDM bus switching | |
| T网话音通路 | "T" HighWay | THW |
| T型头 | T connector | |
| V5接口的无源光网络 | V5-PON (Passive Optical Network) | |
| X位比特间插奇偶 | Bit Interleaved Parity of depth X | BIP-X |
| ZXJ10数字程控交换机 | ZXJ10 digital SPC switch | |
| 阿贝尔变换 | Abel transform | |
| 阿贝尔群 | Abelian group | |
| 阿贝聚光镜 | Abbe condenser | |
| 阿尔卡特（法） | Alcatel | |
| 阿范斯电阻丝（铜镍合金丝） | Advance | |
| 阿罗哈网 | Additive Links Online Hawaii Area | ALOHA |
| 爱尔兰（话务） | ERLang | ERL |
| 爱尔兰B公式 | Erlang B formula | |
| 爱立信 | Ericsson | |
| 安保自动化系统 | Security Automation System | SAS |
| 安全超文本传输协议 | Secure HyperText Transport Protocol | SHTTP |
| 安全格式化 | safe format | |
| 安全管理 | security management | |
| 安全接地 | safety ground | |
| 安全帽 | safety helmet | |
| 安全筛选 | SECurity screening | SEC |
| 安全套层 | Secure Sockets Layer | SSL |
| 安装场地配线 | site wiring | |
| 安装成套件（工具包） | installation kit | |
| 安装费 | installation charge | |
| 安装进度 | installation progress | |
| 安装手册 | installation manual | |
| 安装文件 | installation file | |
| 按次付费电视 | pay-per-view | |
| 按次计费制 | message rate system | |
| 按次计费制/测量系统 | metering system | |
| 按电路群闭塞 | block by circuit group | |
| 按分计费 | charge per minute | |
| 按键/键控电话适配器 | Key Telephone Adapter | KTA |
| 按键脉冲话机 | pulse phone set | |
| 按键式[音频信号]电话机 | touch-tone telephone | |
| 按键式图文电视 | touch-tone teletext | |
| 按秒计费 | per second calculation | |
| 按目标选择路由 | Destination Call Routing | DCR |
| 按钮 | Push-Button | PB |
| 按钮话机 | push-button telephone set | |
| 按钮框 | button box | |
| 按时间选择路由 | Time Dependent Routing | TDR |
| 按下通话 | Press-To-Talk | PTT |
| 按需分配 | demand assignment | DA |
| 按需分配带宽 | bandwidth on demand | |
| 按需分配的数据信道 | demand-assigned data channel | |
| 按需分配电话通道 | DA voice channel | |
| 按需分配多路存取 | Demand Assignment Multiple Access | DAMA |
| 按需求分配的多址连接 | Demand-Assigned Multiple Access | DAMA |
| 按用户规定选路 | user defined routing | |
| 按月付费 | monthly payment | |
| 暗斑/暗点 | dark spot | |
| 暗边 | dark side | |
| 暗淡面 | dark tint face | |
| 暗导电率 | dark conductivity | |
| 暗电流 | dark current | |
| 暗电阻 | dark resistance | |
| 暗电阻率 | dark resistivity | |
| 暗光/不可见光 | dark light | |
| 暗光纤 | dark fiber | |
| 暗迹管/黑迹管 | dark trace tube | |
| 暗区 | dark space | |
| 暗卫星（秘密卫星）/哑卫星（不发信的卫星） | dark satellite | |
| 暗噪声 | dark noise | |
| 八-二进制编码 | octal-binary coding | |
| 八连零取代双极性码 | Bipoar with 8-Zero Substitution | B8ZS |
| 八位位组/八位字节/八比特组 | octet | |
| 八位组流协议 | Octet Stream Protocol | OSP |
| 巴科斯诺尔范式 | Backus Naur Form | BNF |
| 拔钉锤 | claw hammer | |
| 白光/消色差光 | achromatic light | |
| 白色/消色差色 | achromatic color | |
| 百秒呼 | Hundred Call Seconds | HCS |
| 拜访PLMN | Visited PLMN | VPLMN |
| 拜访外围模块 | Visitor Peripheral Module | VPM |
| 拜访位置寄存器 | Visitor Location Register | VLR |
| 扳手 | wrench | |
| 班长闭锁 | monitor lock-out | |
| 班长开锁 | monitor unlock | |
| 班长席 | chief operator/monitor position | |
| 板位 | board (card) slot | |
| 板支持包 | Board Support Package | BSP |
| 版本 | version | |
| 版权 | copyright | |
| 办公文件互换格式 | Office Document Interchange Format | ODIF |
| 办公自动化系统 | Office Automation System | OAS |
| 半导体光放大器 | Semiconductor Optical Amplifier | SOA |
| 半费区 | half tariff area | |
| 半功率波瓣 | half-power lobe | |
| 半菱形天线 | half rhombic antenna | |
| 半双工 | half-duplex | |
| 半双工传输 | half duplex transmission | |
| 半速 | Half Rate | HR |
| 半速率话务信道 | half rate traffic channel | |
| 半永久连接/半固定接路 | semi-permanent connection | |
| 半载 | half load | |
| 半转 | half run | |
| 半自动核对 | semi-automatic check | |
| 半自动呼叫接续 | semi-automatic call connection | |
| 伴随网络 | adjoint network | |
| 伴随系统 | adjoint system | |
| 绑定 | binding | |
| 包标识方案 | packet tagging scheme | |
| 包层 | cladding | |
| 包调度和丢弃 | packet scheduling and discarding | |
| 包级过滤 | packet level filtering | |
| 包价/统一收费率 | flat rate | |
| 包交换业务 | packet-based service | |
| 包容呼叫 | Include Call | IC |
| 包月费 | monthly flat rate | |
| 饱和 | saturation | |
| 保持计时器 | retention timer | |
| 保持模式 | hold-on mode | |
| 保持性能（时钟） | holdover performance | |
| 保护板 | guard plate | |
| 保护倒换 | Protection Switching | PS |
| 保护倒换计数 | Protection Switching Count | PSC |
| 保护倒换事件 | Protection Switching Event | PSE |
| 保护地 | protection ground | |
| 保护地线 | protective grounding wire | |
| 保护电阻 | protective resistor | |
| 保护频带 | guard band | |
| 保护通道 | protecting path | |
| 保护协议信令 | protecting protocol signaling | |
| 保护组 | protection group | |
| 保留/备用路由 | reserved route | |
| 保留/备用频道 | reserved channel | |
| 保险管座 | fuse base | |
| 保修期 | warranty period | |
| 堡垒主机 | dual-homed gateway | |
| 报警打印输出 | alarm printout | |
| 报警显示 | alarm display | |
| 报警箱/盘 | alarm box | |
| 报警信号 | alarm signal | |
| 报头 | header | |
| 报头开始字符 | Start Of Header/Heading | SOH |
| 报头校验和 | header checksum | |
| 报文传送及存储单元 | Message-transmission and Storage Unit | MSU |
| 报文交换 | message switching | |
| 报文流（面向连接的） | message stream | |
| 报文流量 | message flux | |
| 报障台 | complaint desk | |
| 抱杆 | pole | |
| 备份 | backup | |
| 备份不间断电源 | standby uninterrupted power supply | |
| 备份原则 | redundancy concept | |
| 备件 | spare part | |
| 备链路 | standby link | |
| 备用域控制器 | Backup Domain Controller | BDC |
| 备用中继线/附加干线 | additional trunk | |
| 背板/底板 | backplane | |
| 背景块误码 | Background Block Error | BBE |
| 背景色 | background color | |
| 背景误块比 | Background Block Error Ratio | BBER |
| 背面 | rear face | |
| 背面布线 | back wiring | |
| 背视图 | rear elevation | |
| 被缓存的锚点 | cached anchor | |
| 被叫侧 | called side | |
| 被叫的终端适配器 | called terminal adapter | |
| 被叫地址不全 | called address incomplete | |
| 被叫方 | called party | |
| 被叫分组计费 | called grouping charging | |
| 被叫付费/反向计费 | REVerse charge | REV |
| 被叫号码 | CaLleD number | CLD |
| 被叫会晤层用户 | called session service user | |
| 被叫控挂机 | called party release | |
| 被叫连接线识别提供（补充业务） | Connected Line Identification Presentation | CLIP |
| 被叫连接线识别提供限制（补充业务） | Connected Line Identification presentation Restriction | CLIR |
| 被叫应答 | called party reply | |
| 被叫原籍网 | terminating home network/called home network | |
| 被叫终端标识音 | called terminal identification tone | |
| 被吸收的辐射 | absorbed radiation | |
| 被吸收能量 | absorbed energy | |
| 本地/长途合用交换机 | combined local/toll exchange | |
| 本地登记功能 | Local Register Function | LRF |
| 本地电源 | Local Power Supply | LPS |
| 本地多点分配业务 | Local Multipoint Distribution Service | LMDS |
| 本地分配网 | Local Distribution Network | LDN |
| 本地管理终端 | Local Management Terminal | LMT |
| 本地话务台号码 | local traffic console number | |
| 本地回路 | local/home loop | |
| 本地交换局/市话交换机/市话局 | local exchange | |
| 本地交换子系统 | Local Switching Subsystem | LSS |
| 本地接入费 | local access charge | |
| 本地接入和传输区域 | Local Access and Transport Area | LATA |
| 本地接入级（指用户环路） | local access level | |
| 本地局 | local office | |
| 本地通信控制器 | local communication controller | |
| 本地网/市话网 | local network | |
| 本地网卡 | Local Area Network Card | LANC |
| 本地移动台识别码 | Local Mobile Station/Subscriber Identity | LMSI |
| 本地自动消息记帐 | Local Automatic Message Accounting | LAMA |
| 本方/本局 | home side/host office | |
| 本建筑物以外的/机房以外的/用户房间外的/宅外的/不放在现场的/离站的/楼外的 | off-premises | |
| 本局端 | local end | |
| 本局号码 | local office number | |
| 本振 | local oscillator | |
| 本征（固有）损耗 | intrinsic loss | |
| 崩溃 | breakdown/collapse/avalanche | |
| 泵激光器 | pump laser | |
| 逼近技术 | approximation technique | |
| 比较器 | comparator | |
| 比特/秒 | bits per second | bps |
| 比特插入 | bit insertion | |
| 比特传输速率/位传输速率 | bit transmission rate | |
| 比特串 | bit string | |
| 比特定时/位定时 | bit timing | |
| 比特分配信号 | Bit Allocation Signal | BAS |
| 比特集 | bit set | |
| 比特间插奇偶校验 | Bit Interleaved Parity | BIP |
| 比特交换网 | Bit-Oriented Switching Network | BOSN |
| 比特交织 | bit interleaving | |
| 比特流/位流 | bit stream | |
| 比特率容差 | bit rate error tolerance/bit ratio tolerance | |
| 比特识别/位识别 | bit identification | |
| 比特同步/位同步 | BIT Synchronization | BITS |
| 比特完整性/位一致性 | bit integrity | |
| 比特转移 | bit transition | |
| 闭合用户群 | Closed User Group | CUG |
| 闭塞出 | outgoing blocked | |
| 闭塞解除信号 | UnBLocking signal | UBL |
| 闭塞入 | incoming blocked | |
| 闭塞信号 | BLOcking signal | BLO |
| 闭塞证实信号 | BLocking Acknowledgement signal | BLA |
| 闭锁出局国际呼叫 | Barring of Outgoing International Call | BOIC |
| 闭锁除直接到归属PLMN国家外国际呼叫 | barring of outgoing international calls except those direct to the home PLMN | |
| 闭锁全部输出呼叫（除归属国外） | barring all outgoing calls (except home country) | |
| 闭锁所有国际呼出业务 | Barring of all Outgoing International Calls | BOIC |
| 闭锁所有呼出业务/闭锁全部去话 | Barring of All Outgoing Calls | BAOC |
| 闭锁所有呼入业务/闭锁全部来话 | Barring of All Incoming Calls | BAIC |
| 闭锁用户线 | block subscriber line/close subscriber line | |
| 壁挂式 | wall-mounted | |
| 避雷针 | lightning arrester | |
| 边带滤波 | sideband filter | |
| 边界关口 | Border Gateway | BG |
| 边界网关协议 | Border Gateway Protocol | BGP |
| 边模抑制比 | Side Mode Suppression Ratio | SMSR |
| 边信息 | side information | |
| 边缘交换单元 | Edge Switch | ES |
| 编程器 | programming device | |
| 编号规则 | numbering rule | |
| 编号计划/方案 | numbering plan | |
| 编号区 | numbering area | |
| 编辑器 | editor | |
| 编解码 | COde/DECode | CODEC |
| 编路控制 | routing control | |
| 编码/码型变换器 | transcoder | |
| 编码变换 | transcoding | |
| 编码变换器速率适配单元 | Transcoder Rate Adaptor Unit | TRAU |
| 编码表示 | coded presentation | |
| 编码参数 | coding parameter | |
| 编码视频比特流 | coded video bit stream | |
| 编码顺序 | coded order | |
| 编码违例 | Coding Violation | CV |
| 编译 | compilation | |
| 编址的接收站 | addressed receiving station | |
| 扁三相插座 | flat three-phase socket | |
| 便携部分 | Portable Part | PP |
| 便携机 | portable computer/notebook/laptop | |
| 便携式终端 | portable terminal | |
| 变电站 | substation | |
| 变量 | variable | |
| 变速率码 | Variable Rate Code | VRC |
| 变速率码本激励线性预测 | Variable Rate Code Book Excited Linear Prediction | VRCBLP |
| 变址/地址修改 | address modification | |
| 标称 | nominal | |
| 标记绑定 | label binding | |
| 标记保持 | label retention | |
| 标记分发协议 | Label Distribution Protocol | LDP |
| 标记交换路径 | Label Switching Path | LSP |
| 标记条目 | label entry | |
| 标记映射 | label map | |
| 标记语言 | markup language | |
| 标识号 | identification number | |
| 标题码 | title code | |
| 标题字段 | heading field | |
| 标题字节 | header byte | |
| 标志/标志码 | flag | |
| 标准插座 | Registered Jack | RJ |
| 标准发送顺序 | normal sending sequence | |
| 标准件 | standard component | |
| 标准接口适配器 | Standard Interface Adapter | SIA |
| 标准连接器 | canon type connector | |
| 标准模块区 | standard module area | |
| 标准清晰度电视 | Standard Definition TV | SDTV |
| 标准通用标记语言 | Standard Generalized Markup Language | SGML |
| 表面安装部件 | surface mounted assembly | |
| 表面安装技术 | Surface Mount Technology | SMT |
| 表面电荷 | surface charge | |
| 表面涂层 | surface coating process | |
| 表示层 | presentation layer | |
| 表示函数 | Presentation Function | PF |
| 表示媒体 | presentation medium | |
| 表示上下文 | presentation context | |
| 别名 | alias | |
| 并/串变换 | Parallel/Serial conversion | P/S |
| 并串变换器 | parallel to serial converter | |
| 并发登录 | concurrent login | |
| 并柜 | combined cabinets | |
| 并行处理 | parallel processing | |
| 并行服务器 | parallel server | |
| 并行输入 | parallel in | |
| 拨动开关/乒乓开关 | toggle switch | |
| 拨号 | dial | |
| 拨号不全 | incomplete dialing | |
| 拨号程序（上网） | dial-up program | |
| 拨号间隔超时/数位间超时 | interdigit timeout | |
| 拨号接入码 | dial access code | |
| 拨号接入系统 | dial-in access system | |
| 拨号脉冲话机 | dial pulse telephone set | |
| 拨号盘脉冲 | Dial Pulse | DP |
| 拨号前时间监视 | pre-dialing time supervision | |
| 拨号网络 | dial-up network | |
| 拨号未完挂机 | withdrawal of a call | |
| 拨号音 | dialing tone | |
| 拨号音不断（拨号后） | non-stop dial tone | |
| 拨号字冠 | dialing prefix | |
| 拨码开关 | DIP switch | |
| 波长 | wavelength | |
| 波长计/频率计 | cymometer | |
| 波导 | waveguide | |
| 波导滤波 | waveguide filter | |
| 波导效应 | waveguide effect | |
| 波动势 | cymomotive force | |
| 波段频带 | frequency band | |
| 波分复用 | Wave Division Multiplexing | WDM |
| 波峰焊 | wave soldering | |
| 波峰焊接机 | wave soldering unit | |
| 波特 | baud | |
| 波纹管 | bellows | |
| 波形 | waveform | |
| 剥线钳 | wire stripper | |
| 泊松分布 | Poisson distribution | |
| 泊松话务 | Poisson traffic/pure chance traffic | |
| 博奕论 | game theory | |
| 薄型光纤带 | thin optical fiber ribbon | |
| 补充记录/追加记录 | additional record | |
| 补充项/增添项 | addition item | |
| 补充业务功能 | supplementary service function | |
| 补丁 | patch | |
| 补丁程序 | program patch | |
| 捕获/拦截/收集/采集/获取 | acquisition | |
| 捕捉 | capture | |
| 捕捉范围 | pull-in range | |
| 捕捉器 | acquirer | |
| 不成功扩展后向建立信息消息 | Extended Unsuccessful backward setup information Message | EUM |
| 不等臂混合线圈 | unequal-arm hybrid coil | |
| 不等长编码/可变长编码 | variable length coding | |
| 不等位编号 | non-uniform numbering | |
| 不等位编码 | unequal coding | |
| 不定故障 | indeterminate fault | |
| 不定期检查 | casual inspection | |
| 不对称数字用户环路（=线路） | Asymmetric Digital Subscriber Loop | ADSL |
| 不对称数字用户线 | Asymmetric Digital Subscriber Line | ADSL |
| 不对称数字用户线（系统） | Asymmetric Digital Subscriber Line | ADSL |
| 不分级网/无等级网/无级网 | non-hierarchical network | |
| 不干胶标签 | sticky label | |
| 不工作电流 | non-operational current | |
| 不归零制 | Non-Return-to-Zero | NRZ |
| 不合格应答信号 | Answer Signal/Unqualified | ASU |
| 不合理信号 | unreasonable signal | |
| 不活动性测试 | Inactivity Test | IT |
| 不可达 | unreachable | |
| 不可到达呼叫转移 | Call Forwarding on Not Reachable | CFNR |
| 不可懂串音 | unintelligible crosstalk | |
| 不可路由的话务 | unroutable traffic | |
| 不可用秒 | UnAvailable Second | UAS |
| 不可用时间 | UnAvailable Time | UAT |
| 不可用性 | unavailability | |
| 不利状态 | adverse slate | |
| 不连续发送 | Discontinuous Transmission | DTX |
| 不良磁道 | bad track | |
| 不良分页 | bad page break | |
| 不良信息 | flame | |
| 不良信息饵 | flame bait | |
| 不良信息战 | flame war | |
| 不能到达目的地 | destination unreachable | |
| 不能呼出用户 | outgoing barred subscriber | |
| 不能呼入呼出用户 | incoming and outgoing barred subscriber | |
| 不能呼入用户 | incoming barred subscriber | |
| 不平衡输入 | UnBalanced Input | UBI |
| 不确认信息传输业务 | Unacknowledged Information Transfer Service | UITS |
| 不同相 | out-of-phase | |
| 不在位（单板） | not-in-position | |
| 不占用空中通道的呼叫启动 | Off Air Call Set Up | OACSU |
| 不正常识别 | abnormal recognition | |
| 不正常释放 | abnormal release | |
| 不正常释放 | abnormal release | |
| 布尔搜索 | Boolean search | |
| 布尔型 | Boolean mode | |
| 布拉格光纤反射器 | Bragg Fiber Reflector | BFR |
| 布拉格声反射 | acoustic Bragg reflection | |
| 布里渊散射 | Brillouin Scattering | |
| 布线/配线 | wiring/cabling | |
| 布线逻辑控制系统 | Wired Logic Control | WLC |
| 步长 | step length | |
| 步法/速率 | gait | |
| 步进应力试验/级增应力试验 | step stress test | |
| 步进制 | step-by-step system | |
| 部件 | part | |
| 部件装配 | part assembling | |
| 财政年度 | fiscal year | FY |
| 采集系统 | acquisition system | |
| 采样值 | sampling value | |
| 彩色喷墨打印机 | color ink-jet printer | |
| 彩色视频信号 | chrominance video signal | |
| 彩色图形适配器 | Color Graphics Adapter | CGA |
| 参考场 | reference field | |
| 参考点 | reference point | |
| 参考负荷 | reference load | |
| 参数选用表 | picklist | |
| 参数组 | parameter set | |
| 残留边带调制 | Vestigial SideBand-Amplitude Modulation | VSB-AM |
| 残缺/演示版本 | crippled/demo version | |
| 残余误码率 | Residual Bit Error Ratio | RBER |
| 操作/管理和维护 | Operation/Administration and Maintenance | OAM |
| 操作差错/异常终止/灾难性故障 | bust | |
| 操作和维护应用部分 | Operation and Maintenance Application Part | OMAP |
| 操作控制中心 | operational control center | |
| 操作失败 | operation failure | |
| 操作手册 | operation manual | |
| 操作台 | operator console | |
| 操作维护单元 | Operation & Maintenance Unit | OMU |
| 操作维护模块 | Operation Maintenance Module | OMM |
| 操作维护中心 | Operation and Maintenance Center | OMC |
| 操作位置/作用位置 | active position | |
| 操作位置寻址 | active position addressing | |
| 操作系统 | Operating System | OS |
| 操作系统功能块（TMN） | Operation System Function block | OSF |
| 操作与维护 | Operation & Maintenance | O&M |
| 操作与维护链路 | Operation and Maintenance Link | OML |
| 操作支撑部分 | Running Support Part | RSP |
| 槽位 | slot | |
| 槽位兼容 | slot compatibility | |
| 草图 | sketch diagram | |
| 侧板套件 | side board kit | |
| 侧门 | side door | |
| 侧装式旋钮 | side-mounted knob | |
| 测量/计次/计费/记录/登记 | metering | |
| 测量粒度 | measurement granularity | |
| 测量台 | measurement console | |
| 测量台 | test board/bed/bench | |
| 测内端 | Test Inside End | TIE |
| 测试板自检 | test-board self-test | |
| 测试电路 | test circuit | |
| 测试控制台 | test console | |
| 测试码 | test code | |
| 测外端 | Test Outside End | TOE |
| 策略传播 | policy propagation | |
| 层2管理连接 | Layer 2 Management Link | L2ML |
| 层2中继 | Layer 2 Relay | L2R |
| 层3移动管理 | Layer 3 Mobility Management | L3MM |
| 层次/体系 | hierarchy | |
| 层次结构/分级结构/分层结构 | hierarchical structure | |
| 层叠/级联（窗口） | cascade | |
| 层管理实体 | Layer Management Entity | LME |
| 叉车 | forklift | |
| 插拔（电路板） | insert and extract (circuit board) | |
| 插板 | plug-in card | |
| 插板固定器 | retainer of plugboard | |
| 插补分辨率 | interpolated resolution | |
| 插话 | break-in | |
| 插脚引线 | pinouts | |
| 插孔 | jack | |
| 插框 | plug-in shelf | |
| 插入卡/插入板/附加板 | add-in card | |
| 插入式端子 | plug-in terminal | |
| 插入衰减 | insert attenuation | |
| 插入损耗 | Insertion Loss | IL |
| 插线面板/接线板/接插板 | patch panel/board | |
| 插箱 | plug-in box | |
| 插座/插口/套节 | socket | |
| 插座转接器/适配器 | socket adapter | |
| 查地址文件 | addrout file | |
| 查号台 | directory assistance position | |
| 查看日志 | view log | |
| 查询电路 | inquiry circuit | |
| 差别化业务编码点 | Differential Services Code Point | DSCP |
| 差错处理 | error handling | |
| 差错恢复 | error recovery | |
| 差错检测 | error detection | |
| 差错控制 | error control | |
| 差错率 | error rate | |
| 差错校验和纠正 | Error Check and Correct | ECC |
| 差错校正 | error correction | |
| 差分平衡对线输出电路 | differential balanced symmetry output circuit | |
| 差分四相移相键控 | Differential Quarter Phase-Shift Key | DQPSK |
| 差拍 | heterodyne beat | |
| 拆单边 | single side disconnection | |
| 拆线证实 | clear confirmation | |
| 拆线证实延迟 | CLear Confirmation Delay | CLCD |
| 柴油发电机 | diesel generator | |
| 掺铒光纤放大器 | Erbium Doped Fiber Amplifier | EDFA |
| 掺合剂/杂质 | admixture | |
| 产品系列 | product portfolio | |
| 长/市合一交换设备 | local/toll switching system/switch/exchange | |
| 长波段 | Long-wavelength Band | L-Band |
| 长距 | long haul/long distance | |
| 长期比特差错率 | long term bit error rate | |
| 长期频率稳定度 | long term frequency stability | |
| 长途半自动插入 | semiautomatic toll offering | |
| 长途半自动业务 | toll semiautomatic service | |
| 长途插入音 | toll offering tone | |
| 长途话单（功能） | toll ticket | |
| 长途区号 | area code | |
| 长途通信公司 | Interexchange Carrier | IC |
| 长途网 | toll network | |
| 长途无权用户类别 | toll unauthorized category | |
| 长途转接局 | toll transit exchange | |
| 长途字冠 | toll prefix | |
| 常规波段 | Conventional-wavelength Band | C-Band |
| 常规内存 | conventional memory | |
| 常规突发脉冲序列 | Normal Burst | NB |
| 常见问题解答 | Frequently Asked Questions | FAQ |
| 场图像 | field picture | |
| 场预测 | field prediction | |
| 场周期 | field period | |
| 超长距离（传输） | Ultra Long Haul | ULH |
| 超大规模集成 | Ultra Large Scale Integration | ULSI |
| 超大规模集成电路 | Very Large Scale Integrated Circuit | VLSIC |
| 超大中继局 | super-large trunk exchange | |
| 超低频 | Ultra Low Frequency | ULF |
| 超高速数字用户线路 | Very-high-data-rate Digital Subscriber Line | VDSL |
| 超级卡 | hypercard | |
| 超级链 | hyperlink | |
| 超宽带 | ultra-broadband | |
| 超媒体 | hypermedia | |
| 超密集波分复用 | Ultra Dense Wavelength Division Multiplexing | UDWDM |
| 超前角 | advance angle | |
| 超柔电缆 | super soft cable | |
| 超时 | time-out | |
| 超时无回应 | time-out no-response | |
| 超时延 | excessive delay | |
| 超视距 | over the horizon | |
| 超视距通信 | over-the-horizon communication | |
| 超文本标识语言 | Hyper Text Markup Language | HTML |
| 超文本传送协议 | HyperText Transfer Protocol | HTTP |
| 超信道 | ultra channel | |
| 超载容量/过载容量/过载能力 | overload capacity | |
| 超帧 | hyperframe/superframe | |
| 超准同步数字系列 | Super Plesiochronous Digital Hierarchy | SPDH |
| 车内贯穿损耗 | in-vehicle breakthrough loss | |
| 沉头螺钉 | sunk screw | |
| 衬板 | lining board | |
| 成反比 | in inverse proportion to/inversely proportional to | |
| 成批 | in BATches | BAT |
| 成套 | complete set | |
| 成套电缆 | cable set | |
| 成套配件 | adaptation kit | |
| 成套资料 | a suite of documents | |
| 成型泡沫 | contoured foam | |
| 成帧 | framing | |
| 成帧器 | framer | |
| 成组发码 | en bloc transmission | |
| 承诺的信息速率 | Committed Information Rate | CIR |
| 承载电路 | bearer circuit | |
| 承载能力标示单元 | Bearer Capability Identity Element | BCIE |
| 承载通路分配 | bearer channel distribution | |
| 承载通路连接 | Bearer Channel Connection | BCC |
| 承载信道 | bearer channel/B channel | |
| 承载业务 | bearer service | |
| 承重能力 | weight capacity | |
| 城域网 | Metropolitan Area Network | MAN |
| 程控交换设备 | SPC (Stored Program Control) switch/switching equipment | |
| 程序编译 | program compilation | |
| 程序敏感故障 | programme-sensitive fault | |
| 程序设计语言 | programming language | |
| 程序识别码 | Program IDentification | PID |
| 迟接 | delayed completion | |
| 迟接呼叫/广播呼叫/挂号呼叫 | booked call | |
| 迟接业务 | delay service | |
| 迟延呼叫 | delayed call | |
| 迟延去话呼叫 | delayed outgoing call | |
| 持续故障/永久故障/顽固故障 | persistent fault/permanent fault/solid fault | |
| 尺寸/容量估计 | sizing | |
| 齿形锁紧垫圈 | toothed lock washer | |
| 充电方式 | charge mode | |
| 充气电缆 | air-pressure cable | |
| 充气管/离子管 | gas tube | |
| 充气维护光缆 | gas filling maintaining optical cable | |
| 充气维护系统 | gas pressure system | |
| 充值 | recharge | |
| 充值金额 | credit | |
| 充值卡 | voucher card/scratch card | |
| 充值中心 | voucher center | |
| 冲击电流 | impact/surge current | |
| 冲击钻 | percussive/impact/hammer drill | |
| 冲突检测 | collision detection | |
| 抽气/排气 | air exhaust | |
| 抽象本地原语 | Abstract Local Primitive | ALP |
| 抽象方法 | abstract method | |
| 抽象分接参数 | abstract-unbind parameter | |
| 抽象分接操作 | abstract unbind operation | |
| 抽象关联 | abstract-association | |
| 抽象规程 | abstract procedure | |
| 抽象合接参数 | abstract-bind parameter | |
| 抽象合接操作 | abstract bind operation | |
| 抽象机 | abstract machine | |
| 抽象语法标记 | Abstract Syntax Notation | ASN |
| 抽样与保持 | Sample and Hold | S/H |
| 出厂检验报告 | pre-delivery inspection report/delivery inspection report | |
| 出厂验收 | pre-delivery inspection | |
| 出错告警模块 | Fault Alarming Module | FAM |
| 出局 | outgoing | |
| 出局/出中继闭塞 | outgoing blocking | |
| 出局电路群 | outgoing circuit group | |
| 出局进程 | outgoing process | |
| 出局禁止 | outgoing call barring/barred | |
| 出局删除位 | outgoing deletion digit | |
| 出局专线 | outgoing-only line | |
| 出口/网关局 | gateway exchange | |
| 出站话务 | outbound traffic | |
| 出中继电路群 | outgoing trunk circuit group | |
| 初充电 | initial charge | |
| 初级系统 | entry-level system | |
| 初始存取时间 | initial access time | |
| 初始地址消息 | Initial Address Message | IAM |
| 初始地址信息 | initial address information | |
| 初始化报文 | initial message | |
| 初始化信道分配 | initial channel assignment | |
| 初始频率偏移 | initial frequency offset | |
| 初始失效/原始故障 | primary failure | |
| 初始帧间隔 | Initial Frame Separation | IFS |
| 初始状态 | initial state | |
| 除归属PLMN国家用户的呼叫 | calls except those directed to the home PLMN country | |
| 除了指向本地PLMN国家外的BOIC | BOIC except those directed to the home PLMN country | |
| 储气瓶/煤气罐 | gas cylinder | |
| 处理机/器 | processor | |
| 处理机占用率 | processor occupancy | |
| 触发检测点 | Trigger Detection Point | TDP |
| 传递（禁止/允许和受限）消息 | TransFer (prohibited/allowed and restricted) Message | TFM |
| 传递/转移禁止信号 | TransFer Prohibited signal | TFP |
| 传递/转移受控信号 | TransFer Controlled signal | TFC |
| 传递/转移所有呼叫 | Transfer All Calls | TAC |
| 传递/转移许可信号 | TransFer Allowed signal | TFA |
| 传递证实位 | D-bit=delivery confirmation bit | |
| 传动器/（电磁铁）螺线管/激励器/执行元件 | actuator | |
| 传感式手套 | sensor gloves | |
| 传号和空号 | mark and space | |
| 传号交替反转 | Alternate Mark Inversion | AMI |
| 传声因数（透声因数） | acoustical transmission factor | |
| 传输/发送电平 | transmit level | |
| 传输层 | transport layer | |
| 传输层服务接入点 | Transport layer Service Access Point | TSAP |
| 传输带宽 | transmission bandwidth | |
| 传输会聚 | Transfer Convergence | TC |
| 传输结尾 | End Of Transmission | EOT |
| 传输介质 | transmission medium | |
| 传输控制协议/互联网协议 | Transmission Control Protocol/Internet Protocol | TCP/IP |
| 传输劣化 | Transmit Degrade | TD |
| 传输路径 | Transmission Path | TP |
| 传输能力 | transmission capability | |
| 传输容量 | transmission capacity | |
| 传输设备 | transmission equipment | |
| 传输设施 | transmission facility | |
| 传输失效 | Transmit Fail | TF |
| 传输实体 | transport entity | |
| 传输适配器 | transmission adapter | |
| 传输损耗 | transmission loss | |
| 传输特性 | transmission characteristic | |
| 传输通道 | transmission channel | |
| 传输维护中心 | Transmission Maintenance Center | TMC |
| 传输中断 | transmission interruption | |
| 传送功能 | Transport Function | TF |
| 传送码流 | transport bit stream | |
| 传送网 | transport network | |
| 传真影（图）像 | facsimile image | |
| 串/并变换 | Serial/Parallel conversion | S/P |
| 串接监视 | Tandem Connection Monitor | TCM |
| 串口线 | serial port line | |
| 串联线路接口协议 | Serial Line Interface Protocol | SLIP |
| 串行磁盘系统 | Serial Disk System | SDS |
| 串行管理控制器 | Serial Management Controller | SMC |
| 串行通信 | serial communication | |
| 串行通信接口 | Serial Communications Interface | SCI |
| 串行通讯控制器 | Serial Communications Controller | SCC |
| 串行外围接口 | Serial Peripheral Interface | SPI |
| 串音/话 | cross talk | |
| 垂直（场/帧）同步信号 | vertical synchronizing signal | |
| 垂直度 | verticality | |
| 垂直消隐间歇 | Vertical Blanking Interval | VBI |
| 垂直校验 | vertical (parity) check | |
| 纯随机业务量 | pure chance traffic | |
| 纯用户模块 | pure subscriber module | |
| 纯中继模块 | pure trunk module | |
| 磁场 | magnetic field | |
| 磁带 | Magnetic Tape | MT |
| 磁卡阅读机 | magnetic card reader | |
| 磁盘 | disk | |
| 磁盘操作系统 | Disk Operating System | DOS |
| 磁盘镜像 | disk mirroring | |
| 磁盘驱动控制器 | disk drive controller | |
| 磁石中继 | Magneto Trunk | MT |
| 次要告警 | minor alarm | |
| 从服务器 | slave server | |
| 从节点 | sub-node | |
| 从时钟 | slave clock | |
| 粗10Mb/s基带以太网线 | 10Base 5 | |
| 粗调 | coarse tuning | |
| 粗缆 | thick cable | |
| 粗缆以太网 | thicknet | |
| 猝发/爆发/脉冲串/字符组/色同步信号 | burst | |
| 簇/区群 | cluster | |
| 簇控制器 | cluster controller | |
| 篡改信道信息/伪造信道信息 | active wiretapping = passive wiretapping | |
| 催挂音/嗥鸣音 | howler tone | |
| 催缴费 | dunning | |
| 存储板 | Storage Board | SB |
| 存储程序控制交换机 | Stored Program Control Switch | SPC Switch |
| 存储键 | store key | |
| 存储媒体 | storage media | |
| 存储密度 | storage density | |
| 存储器 | MEMory | MEM |
| 存储器导向器 | storage director | |
| 存储切换 | bank switching | |
| 存储容量 | memory capacity | |
| 存储转发交换 | store-and-forward switching | |
| 存档 | archive | |
| 存取臂/磁头臂 | access arm | |
| 存取冲突/存取对抗 | access conflict | |
| 存取控制表 | access control list | |
| 存取周期 | access cycle | |
| 锉刀 | file | |
| 错进错出 | Garbage In/Garbage Out | GIGO |
| 错误/软件故障 | bug | |
| 搭接业务/代答业务/截接业务（PBX） | pick-up service | |
| 达林顿放大器 | Darlington amplifier | |
| 打包带 | strap | |
| 大功率/高功率的 | high power | |
| 大规模集成电路 | Large Scale Integrated circuit | LSI |
| 大话务量模拟测试 | large traffic simulation test | |
| 大楼综合定时系统 | Building Integrated Timing System | BITS |
| 大区/宏蜂窝 | macro cell | |
| 大区移动业务 | regional mobile service | |
| 大区制移动通信系统 | common base station mobile communications system | |
| 大区中心 | Regional Center | RC |
| 大小写区分的 | case-sensitive | |
| 代答设备 | answer-agent device | |
| 代理 | agent | |
| 代理服务器 | proxy server | |
| 代理数据库 | proxy database | |
| 代理搜索器 | proxy explorer | |
| 代码标记转换 | Code Mark Inversion | CMI |
| 代码片断 | code snippet | |
| 代码信道 | code channel | |
| 代数和 | algebraic sum | |
| 代数码本激励线性预测 | Algebraic Codebook Excited Linear Prediction | ACELP |
| 代用符/占用字串/伪变量 | foo/foobar | |
| 带电电线/火线 | live wire | |
| 带宽 | bandwidth | |
| 带宽间隔/粒度 | bandwidth granularity | |
| 带宽使用 | bandwidth utilization | |
| 带宽占用时长/广播时间 | airtime | |
| 带内 | in-band | |
| 带内寄生信号 | spurious in-band signal | |
| 带区集（磁盘） | stripe set | |
| 带通 | bandpass | |
| 带通滤波器 | Band Pass Filter | BPF |
| 带外寄生信号 | out-of-band spurious signal | |
| 带有附加信息的初始地址消息 | Initial address message with Additional Information | IAI |
| 带有录音通知的呼叫保持 | call hold with announcement | |
| 带有一个信号的后续地址消息 | Subsequent Address message with One signal | SAO |
| 带状电缆 | flat cable | |
| 带状光缆 | optical fiber ribbon cable | |
| 带阻滤波器 | band stop filter | |
| 单（点）播 | unicast | |
| 单板 | board/card | |
| 单边测试 | one-sided test | |
| 单边带 | Single Side Band | SSB |
| 单边带调制 | single sideband modulation | |
| 单边带自适应差分 | single band-adaptive differential | |
| 单变量求解 | goal seeking | |
| 单层屏蔽双绞线 | one-layer shielded twisted pair | |
| 单刀双掷开关 | single-pole double throw switch | |
| 单导体 | uniconductor | |
| 单点故障 | single-point fault/failure | |
| 单个联合客体 | Single Association Object | SAO |
| 单个联系控制功能 | Single Association Control Function | SACF |
| 单工/单向/单向通信 | simplex | |
| 单工传输 | simplex transmission | |
| 单击/点击 | click | |
| 单机柜 | single cabinet | |
| 单控制点 | single point of control | |
| 单列直插式封装 | single in-line package | |
| 单路由广播 | Single-Routing Broadcast | SRB |
| 单模光纤 | single mode optical fiber | |
| 单模块/单组件 | unimodular | |
| 单片机 | single-chip computer | |
| 单频 | single frequency | |
| 单频网 | Single Frequency Network | SFN |
| 单跳传输 | single-hop transmission | |
| 单位间隔 | Unit Interval | UI |
| 单线对数字用户线 | Single-line Digital Subscriber Line | SDSL |
| 单向传输系统 | one-way transmission system | |
| 单向广播 | unidirectional broadcast | |
| 单向通道倒换环 | Unidirectional Path Switched Ring | UPSR |
| 单向自愈环 | unidirectional self-healing ring/loop | |
| 单星形结构 | single star structure | |
| 单选按钮 | radio button | |
| 单音频 | mono-tone frequency | |
| 单用户单元 | single subscriber unit | |
| 单元地线端子 | unit ground terminal | |
| 单源载波业务 | Unisource Carrier Service | UCS |
| 单字节扩展 | Single Byte Extension | SBE |
| 单纵模 | Single Longitudinal Mode | SLM |
| 单纵模激光器 | Single Longitudinal Mode Laser | SLML |
| 弹出 | pop up | |
| 弹出菜单/窗口 | pop-up menu/window | |
| 弹垫 | spring washer | |
| 弹回消息 | bounced message | |
| 弹性分组环 | resilient packet ring | |
| 弹性应力 | elasticity stress | |
| 当漫游出归属PLMN国家后/闭塞入呼叫 | Barring of Incoming Calls when Roaming outside the home PLMN country | BIC-Roam |
| 当漫游出归属PLMN国家后/闭锁所有入局呼叫 | Barring of All Incoming Calls Roam | BAIC-Roam |
| 当前页/（虚拟机操作系统）活动页 | active page | |
| 当前用户/实时用户/占线斥户 | active user | |
| 挡板 | baffle | |
| 导磁体 | magnetic conductor | |
| 导磁性 | magneto-conductivity | |
| 导带 | conduction band | |
| 导电体 | electric conductor | |
| 导电性/电导率 | conductance | |
| 导轨 | guide rail | |
| 导航树 | navigation tree | |
| 导纳 | admittance | |
| 导频电路 | pilot circuit | |
| 导频信道 | pilot channel | |
| 导通 | COnTinuity | COT |
| 导通测试标志 | Conducting Test Flag | CTF |
| 导通故障信号 | Continuity-Failure Signal | CFS |
| 导通校验请求信号 | Continuity-Check-Request signal | CCR |
| 导通信号 | continuity signal | |
| 导线接续测试 | conductor connection test | |
| 导演控制 | Director Control | DC |
| 倒换和倒回消息 | CHangeover and changeback Message | CHM |
| 倒换命令信号 | ChangeOver Order signal | COO |
| 倒换时间 | switching time | |
| 倒换证实信号 | ChangeOver Acknowledgement signal | COA |
| 倒回 | change back | |
| 倒回说明信号 | ChangeBack Declaration signal | CBD |
| 倒回证实信号 | ChangeBack Acknowledgement signal | CBA |
| 倒数 | reciprocal | |
| 捣乱呼叫追查 | annoyance call trap | |
| 到达角/接受角 | acceptance angle | |
| 到期日 | due date | |
| 登记 | registration | |
| 登录取消 | registration cancellation | |
| 登录指示 | registration notification | |
| 登录状态 | logging status | |
| 等A1超时 | timeout waiting for A1 | |
| 等长编码 | equal length coding | |
| 等待地址全信号超时 | timeout waiting for complete address signal | |
| 等待恢复 | wait to restore | |
| 等待恢复时间 | Wait to Restore Time | WTR |
| 等待前方导通消息超时 | timeout waiting for frontage continuity message | |
| 等待状态 | pending | |
| 等离子气体显示器 | gas-plasma display | |
| 等时业务数据单元 | Isochronous Service Data Unit | ISDU |
| 等外的/不合格的 | off-grade | |
| 等位编号 | uniform numbering | |
| 等效（值）忙时呼叫 | Equated Busy Hour Call | EBHC |
| 等效功率流密度 | Equivalent Power Flux Density | EPFD |
| 等效随机业务 | equivalent random traffic | |
| 等效误码率 | Equivalent Bit Error Ratio | EBER |
| 等占用证实超时 | timeout waiting for seizing confirm signal | |
| 低层管理实体 | Low Layer Management Entity | LLME |
| 低端 | low end | |
| 低轨道地球卫星 | Low Earth Orbit satellite | LEO |
| 低级别业务 | low priority traffic | |
| 低级信令转接点 | Low level Signaling Transfer Point | LSTP |
| 低阶 | Lower Order | LO |
| 低阶交叉 | lower-order cross connect | |
| 低阶交叉的公务板 | order wire board of lower-order cross connect | |
| 低阶交叉连接 | lower order cross connect | |
| 低阶通道 | Lower order Path | LP |
| 低阶通道保护 | Lower order Path Protection | LPP |
| 低阶通道串接监视 | Lower order path Tandem Connection Monitor | LTCM |
| 低阶通道串接适配 | Lower order path Tandem Connection Adaptation | LTCA |
| 低阶通道串接终端 | Lower order path Tandem Connection Terminate | LTCT |
| 低阶通道开销监视 | Lower order Path Overhead Monitor | LPOM |
| 低阶通道适配 | Lower order Path Adaptation | LPA |
| 低阶通道终端 | Lower order Path Termination | LPT |
| 低阶通路/通道连接 | Lower order Path Connection | LPC |
| 低阶虚容器 | Lower Order Virtual Container | LOVC |
| 低率复合（复用） | subrate multiplexing | |
| 低频 | Low Frequency | LF |
| 低频分量电平 | level of low frequency component | |
| 低频群 | low frequency group | |
| 低时延码本激励 | Low-Delay Code book Excited Linear Prediction | LD-CELP |
| 低速集成电路 | Low Speed Integrated Circuit | LSIC |
| 低速数据 | Low Speed Data | LSD |
| 低通滤波器 | Low Pass Filter | LPF |
| 低温试验 | low temperature test | |
| 低噪声放大器 | Low Noise Amplifier | LNA |
| 滴流性能 | drip performance | |
| 笛簧继电器 | reed relay | |
| 底场 | bottom field | |
| 底盘的接地片 | chassis grounding lug | |
| 底座 | rack base | |
| 地板下管道 | underfloor duct | |
| 地面电路 | terrestrial circuit | |
| 地面数字视频广播 | Digital Video Broadcasting-Terrestrial | DVB-T |
| 地面数字音频广播 | Digital Audio Broadcasting-Terrestrial | DAB-T |
| 地面网络 | terrestrial network | |
| 地面无线电通信 | terrestrial radio communication | |
| 地面系统 | terrestrial system | |
| 地面信道 | terrestrial channel | |
| 地面站 | ground station | |
| 地球静止轨道卫星 | Geosynchronous Earth Orbit satellite | GSO |
| 地球静止卫星 | geostationary satellite | |
| 地球站 | earth station | |
| 地区覆盖技术 | area coverage technique | |
| 地区联网 | regional internetworking | |
| 地区性预约 | regional subscription | |
| 地下电缆 | burial cable | |
| 地下天线 | buried antenna | |
| 地线 | grounding wire | |
| 地形起伏高度 | topographic relief height | |
| 地震级 | seismic magnitude | |
| 地址（电）键 | address key | |
| 地址/访问 | address | |
| 地址报文 | address message | |
| 地址比较器 | address comparator | |
| 地址变换 | address transformation | |
| 地址标号 | address label | |
| 地址标记 | address mark | |
| 地址标志符/地址标识 | address designator | |
| 地址表 | address list/address table | |
| 地址不全/地址欠详 | address incomplete | |
| 地址不全信号 | ADdress Incomplete signal | ADI |
| 地址部分 | address part/address portion | |
| 地址簿 | address book | |
| 地址簿/（网页）电话号码簿 | address book | |
| 地址常数 | address constant | |
| 地址池 | address pool | |
| 地址磁道/地址道 | address track | |
| 地址代换 | address substitution | |
| 地址读出器 | address sensor | |
| 地址读出线 | address read wire | |
| 地址分隔符 | address separator | |
| 地址分配 | address allocation/address assignment | |
| 地址符 | address character | |
| 地址符合停机 | address stop | |
| 地址格式 | address format | |
| 地址共用 | address sharing | |
| 地址管理 | address administration | |
| 地址缓冲寄存器 | address buffer register | |
| 地址回收 | address withdraw | |
| 地址计数器 | address counter | |
| 地址计算技术 | address computation technique | |
| 地址寄存器 | address register | |
| 地址减1/地址减量 | address decrement | |
| 地址检索 | address search | |
| 地址解析/地址转换 | address resolution | |
| 地址解析协议 | Address Resolution Protocol | ARP |
| 地址解析协议/地址转换协议/地址分辨协议 | Address Resolution Protocol | ARP |
| 地址空间 | address space | |
| 地址栏 | address field | |
| 地址流 | address stream | |
| 地址路由标志/地址路由指示符 | address routing indicator | |
| 地址码字 | address code word | |
| 地址全消息 | Address Complete Message | ACM |
| 地址群 | address group | |
| 地址群分配 | address group allocation | |
| 地址生成 | address generation | |
| 地址收全 | address complete | |
| 地址数字/地址号码 | address digit | |
| 地址位 | address bit | |
| 地址位数 | address size | |
| 地址显示系统 | address display system | |
| 地址线 | address wire | |
| 地址消息/地址信息 | address message | |
| 地址写入线 | address write wire | |
| 地址信令 | address signaling | |
| 地址信息 | address information | |
| 地址型式 | address pattern | |
| 地址修改寄存器 | address-modifying register | |
| 地址序列 | address sequence | |
| 地址选择 | address selection | |
| 地址选择程序/地址选择器 | address selector | |
| 地址掩码（以区分网络/主机/子网等） | address mask | |
| 地址译码器 | address decoder | |
| 地址映像/地址映射 | address mapping | |
| 地址栈 | address stack | |
| 地址指示器/地址指针 | address pointer | |
| 地址转换 | address conversion/address translation | |
| 地址转换程序 | address translator | |
| 地址转换协议 | Address Resolution Protocol | ARP |
| 地址状态字节 | address status byte | |
| 地址字段/地址部分 | address field | |
| 地址字段扩展 | address field extension | |
| 地址总线 | Address Bus | AB |
| 地址总线 | address bus | |
| 地阻 | grounding resistance | |
| 地阻仪 | grounding resistance tester | |
| 递减计数器 | Count-Down counter | CD |
| 递延坐席群 | delay position group | |
| 递增计数器 | Count-Up counter | CU |
| 第3代移动通信 | the third generation mobile communications | 3G |
| 第三代移动通信（IMT-2000） | 3G mobile communications | |
| 第三方付费 | third party payment/billing | |
| 点播视像业务/视频点播 | Video On Demand | VOD |
| 点到点 | point-to-point | |
| 点到多点 | point-to-multipoint | |
| 点对点复用段保护 | point-to-point MS protection | |
| 点对点无连接网络业务 | Point-to-Point Connectless Network Service | PTP-CLNS |
| 点分十进制表示 | dotted decimal notation | |
| 点击通话 | click to dial | |
| 点文件 | dot file | |
| 电表 | ammeter | |
| 电场 | electric field | |
| 电传打字机 | teletype/teleprinter | |
| 电磁波传播 | electromagnetic wave propagation | |
| 电磁发射 | electromagnetic emission | |
| 电磁干扰 | ElectroMagnetic Interference | EMI |
| 电磁兼容性 | ElectroMagnetic Compatibility | EMC |
| 电镀/镀锌 | galvanization | |
| 电镀的/电化的 | galvanic | |
| 电镀零件 | electroplating part | |
| 电工刀 | electrical knife | |
| 电工胶带 | electrical adhesive tape | |
| 电荷耦合器件 | Charge Couple Device | CCD |
| 电弧/弧光 | arc | |
| 电化学反应 | electrochemical reaction | |
| 电化学腐浊/电蚀 | galvanic corrosion | |
| 电话簿号码 | Directory Number | DN |
| 电话耳机 | telephone earpiece | |
| 电话分机 | telephone extension | |
| 电话号码查询系统 | Telephone Number Inquiry System | TNIS |
| 电话号码单独改号 | Telephone Number Separate Modification | TNSM |
| 电话号码更新表 | Telephone Number Renewal (update) Table | TNRT |
| 电话会议 | teleconference | |
| 电话交换机 | telephone exchange | |
| 电话卡 | calling card | |
| 电话普及率 | teledensity | |
| 电话式电路 | telephone type circuit | |
| 电话信令信息 | Telephone Signaling Information | TSI |
| 电话业务 | telephone service | |
| 电话用户部分（七号信令） | Telephone User Part (SS7) | TUP |
| 电话帐单 | telephone bill | |
| 电话转发站 | Telephone Repeater Station | TRS |
| 电接口 | electrical interface | |
| 电接口板 | Electrical Interface Board | EIB |
| 电可擦编程只读存储器 | Electrically Erasable and Programmable Read-Only Memory | E2PROM |
| 电缆 | cable | |
| 电缆布[配]线 | cable wiring | |
| 电缆电视/有线电视 | CAble TV | CATV |
| 电缆端 | cable terminal | |
| 电缆分线盒 | cable distribution box | |
| 电缆沟 | cable chute | |
| 电缆夹 | cable clamp | |
| 电缆接头封套 | Cable Connector Seal | CCS |
| 电缆连接密封材料 | airproof connection PVC material | |
| 电缆弯曲半径 | cable bending radius | |
| 电缆终端 | cable termination | |
| 电缆走线架/电缆托架/电缆支架 | cable tray/rack | |
| 电力（线）感应 | power induction | |
| 电力（线）载波 | Power Line Carrier | PLC |
| 电力室 | power room | |
| 电流 | electrical current | |
| 电流传感器 | electric current sensor | |
| 电流计 | galvanometer | |
| 电流均衡器 | current equalizer | |
| 电路 | circuit | Cct |
| 电路倍增局端板 | Local Pair Gain | LPG |
| 电路倍增远端板/远程线对增容 | Remote Pair Gain | RPG |
| 电路层 | Circuit Layer | CL |
| 电路等级 | circuit grade | |
| 电路调度 | circuit dispatch | |
| 电路定向化 | circuit directionalization | |
| 电路非衡重杂音 | unweighted circuit noise | |
| 电路复原信号（TUP） | ReSet Circuit signal | RSC |
| 电路关闭/示忙/闭塞 | circuit turndown/busy/blocked | |
| 电路号 | circuit number | |
| 电路监控 | circuit monitoring. | |
| 电路监控消息 | Circuit Supervision Message | CSM |
| 电路建立 | circuit establishment | |
| 电路交换 | circuit switching | |
| 电路交换/分组交换混合接口 | Dual Circuit/Packet Interface | DCPI |
| 电路交换的交换局 | circuit switched exchange | |
| 电路交换公共数据网 | Circuit-Switched Public Data Network | CSPDN |
| 电路交换模拟电话网 | circuit switched analog voice network | |
| 电路交换数据网 | Circuit Switching Data Network | CSDN |
| 电路交换网 | Circuit Switching Network | CSN |
| 电路交换语言业务 | circuit-switched voice service | |
| 电路接入点 | Circuit Access Point | CAP |
| 电路群 | circuit group | |
| 电路群闭塞的请求 | Circuit Group Blocking request | CGB |
| 电路群闭塞的证实 | Circuit Group Blocking Acknowledgement | CGBA |
| 电路群闭塞解除证实 | Circuit Group Unblocking Acknowledgement | CGUA |
| 电路群复原 | circuit group reset | |
| 电路群复原证实消息 | circuit Group Reset Acknowledgement message | GRA |
| 电路群解除闭塞消息 | Circuit Group Unblocking | CGU |
| 电路群询问 | circuit group query | |
| 电路群拥塞信号 | Circuit-Group-Congestion signal | CGC |
| 电路容量 | circuit capacity | |
| 电路识别码 | Circuit Identification Code | CIC |
| 电路释放 | circuit release | |
| 电路图设计/图纸设计/版图设计 | layout design | |
| 电路网络管理消息组 | Circuit Network Management message group | CNM |
| 电路验证测试 | Circuit Validation Test | CVT |
| 电路终端设备 | Circuit Terminating Equipment | CTE |
| 电路子群 | circuit subgroup | |
| 电脑电话集成 | Computerized Telephone Integration | CTI |
| 电脑话务台 | computerized position/console | |
| 电脑空间 | cyberspace | |
| 电脑语音 | computer voice | |
| 电平 | level | |
| 电气互锁 | electric interlock | |
| 电气环境 | electrical environment | |
| 电气特性 | electrical characteristic | |
| 电容性负载 | capacitive load | |
| 电视电话计算机 | teleputer | |
| 电视监视 | video surveillance | |
| 电瞬时冲击 | electric transient surge | |
| 电文（报文信息）完整性 | message integrity | |
| 电文头段 | header segment | |
| 电吸收调制 | Electrical Absorption Modulation | EAM |
| 电信管理网 | Telecommunication Management Network | TMN |
| 电信机构/电信设施 | telecommunication facility | |
| 电信级 | carrier-class | |
| 电信建设 | telecommunications construction | |
| 电信局 | telecommunication bureau/office | |
| 电信通道 | telecommunication channel | |
| 电信维护中心 | Telecommunication Maintenance Center | TMC |
| 电信营运者 | telecom carrier | |
| 电信支撑网 | telecommunication supporting network | |
| 电压表/伏特计 | voltmeter | |
| 电压极性 | voltage polarity | |
| 电压驻波比 | Voltage Standing Wave Ratio | VSWR |
| 电应力 | electric stress | |
| 电涌/（电）击穿 | surge | |
| 电涌吸收器/过压吸收器 | surge absorber | |
| 电源/铃流板 | POWER/Ring | POWERR |
| 电源系统 | Power System | PWS |
| 电支路板 | Electrical Tributary board | ET |
| 电支路转换器 | electric tributary transformer | |
| 电子黑板 | electronic blackboard | |
| 电子－空穴对 | electro-hole pairs | |
| 电子商务协会 | Electronic Commerce Association | ECA |
| 垫圈 | gasket | |
| 调[制]解[调]器 | modem | |
| 调测 | commissioning test | |
| 调度（程序/进程） | dispatch | |
| 调度程序 | scheduler | |
| 调度机 | dispatching exchange | |
| 调度设备 | dispatching equipment | |
| 调度通信系统 | dispatch communication system | |
| 调幅 | Amplitude Modulation | AM |
| 调试 | debug | |
| 调停功能/中介功能/仲裁功能 | Mediation Function | MF |
| 调谐/调音/使调和 | attune/tune | |
| 调用 | invoke | |
| 调优 | tuning | |
| 调制 | modulation | |
| 调制/解调 | Modulation/Demodulation | M/D |
| 掉电 | power down | |
| 叠加 | overlay | |
| 叠加倍增干扰 | additive and multiplicative interference | |
| 叠加法/加色法/相加性 | additive method/additivity | |
| 叠加网 | overlay network | |
| 叠加写盘 | overlap writing | |
| 顶侧板 | top-side door | |
| 顶盖 | top cover | |
| 顶面板 | top panel | |
| 定长方式 | fixed-length mode | |
| 定长码 | fixed-length code | |
| 定界符 | delimiter | |
| 定力矩扳手 | torque wrench | |
| 定时 | timing | |
| 定时传输管理单元 | Timing/Transmission and Management Unit | TMU |
| 定时器 | timer | |
| 定时自动开关 | time switch | |
| 定位 | alignment | |
| 定位片 | spacer | |
| 定位器 | aligner | |
| 定位区 | location area | |
| 定向滤波器 | directional filter | |
| 定向天线 | Directional Antenna | DA |
| 定向小区 | directional cell | |
| 定向增益 | directive gain | |
| 定向重试 | directed retry | |
| 定址级 | addressing level | |
| 定制 | customization | |
| 定制的 | customized | |
| 丢弃（请求） | discard (request) | |
| 动画制作 | animation | |
| 动态带宽分配 | Dynamic Bandwidth Allocation | DBA |
| 动态非等级路由选择 | Dynamic Non-Hierarchical Routing | DNHR |
| 动态分组传输 | Dynamic Packet Transmission | DPT |
| 动态服务器页面技术 | Active Server Page | ASP |
| 动态话务量超载控制 | dynamic overload traffic control | |
| 动态链接库 | Dynamic Link Library | DLL |
| 动态路由选择 | Dynamic Alternative Routing | DAR |
| 动态随机存储器 | Dynamic Random Access Memory | DRAM |
| 动态信道分配 | Dynamic Channel Allocation | DCA |
| 动态信令跟踪 | Dynamic Signaling Tracing | DST |
| 动态主机配置协议 | Dynamic Host Configuration Protocol | DHCP |
| 动态组号分配 | Dynamic Group Number Assignment | DGNA |
| 动态组组号 | dynamic group number | |
| 动作/作用 | action | |
| 动作表 | action schedule | |
| 动作持续时间 | operation duration | |
| 动作控制模块 | action control module | |
| 动作时间/吸动时间 | actuating time | |
| 动作者/施动者 | actor | |
| 动作者模型 | actor model | |
| 动作指示符 | Action Indicator | AI |
| 冻结帧视频 | freeze-frame video | |
| 抖动产生 | jitter generation | |
| 抖动传递特性 | jitter transfer characteristic | |
| 抖动发生器 | jitter generator | |
| 抖动和漂移 | jitter and wander | |
| 抖动容限 | jitter tolerance | |
| 读/写（控制信号） | Read/Write | R/W |
| 读取值 | read-out value | |
| 读写数据端口地址 | read-write port address of data | |
| 独立交换局/独立局 | stand-alone exchange | |
| 独立模块局 | independent module exchange | |
| 独立软件提供者 | Independent Software Vendor | ISV |
| 独立设备处理机 | stand-alone processor | |
| 独立信令转接点 | Stand Alone Signaling Transfer Point | SA-STP |
| 独立于业务的构件 | Service Independent Building block | SIB |
| 独立专用控制信道 | Stand alone Dedicated Control CHannel | SDCCH |
| 镀铬 | chromium electroplating | |
| 镀金 | gild electroplating | |
| 镀镍 | nickel electroplating | |
| 镀铜 | copper electroplating | |
| 镀锡 | tin electroplating | |
| 镀锌 | zinc electroplating | |
| 镀锌层 | galvanizing coat | |
| 镀锌钢线 | galvanized steel wire | |
| 镀银 | silver electroplating | |
| 端到端/端对端 | End-To-End | ETE |
| 端到端通信 | end-to-end communication | |
| 端局 | end office | |
| 端口 | port | |
| 端口镜像 | port mirroring | |
| 端子 | terminal | |
| 短波段 | Short-wavelength Band | S-Band |
| 短号码寻址 | Short Number Addressing | SNA |
| 短接/短路 | short circuit | |
| 短距 | short haul | |
| 短数据业务 | Short Data Service | SDS |
| 短消息 | Short Message | SM |
| 短消息服务（业务） | Short Message Service | SMS |
| 短消息关口MSC | Short Message Service Gateway MSC | SMS-GMSC |
| 短消息互通MSC | Short Message Service InterWorking MSC | SMS-IWMSC |
| 短消息实体 | Short Message Entity | SME |
| 短消息业务-业务中心 | Short Message Service-Service Centre | SMS-SC |
| 短消息中心 | Short message Center | SC |
| 段 | segment/section | |
| 段开销 | Section OverHead | SOH |
| 断开方式 | Disconnection Mode | DM |
| 断开请求 | Disconnect Request | DR |
| 断链 | broken link | |
| 断路器 | circuit breaker | |
| 断续振铃 | intermittent ringing | |
| 堆栈式叠加 | stack overlapping | |
| 对等（同级）的网络结构 | peer network architecture | |
| 对等操作 | peering | |
| 对等地址 | peer address | |
| 对等计算 | peer-to-peer computing | |
| 对端局 | opposite end office | |
| 对方付费业务 | collect call service | |
| 对话 | session | |
| 对话框 | dialog box | |
| 对绞电缆 | twisted pair cable | |
| 对接端/相邻端 | abutting end | |
| 对接接头/邻接接头 | abutting joint | |
| 对流/平流 | advection | |
| 对流层散射通信 | tropospheric scatter communications | |
| 多功能话务台 | Multi-function Attendant Console | MAC |
| 多功能信息分配系统 | Multi-function Information Distribution System | MIDS |
| 多级存储管理 | multi-tier hierarchical storage management | |
| 多级分散控制 | multi-level distributed control | |
| 多级接线器 | multiple-stage switch | |
| 多径衰减 | multipath fading | |
| 多链路规程 | Multi Link Procedure | MLP |
| 多路（传输/通信/复用） | multiplex | |
| 多路多点分配业务 | Multi-channel Multi-point Distribution Service | MMDS |
| 多路复用转换器 | TransMUltipleXer | TMUX |
| 多路话频/多路音频/多信道音频 | Multiple Channel Voice Frequency | MCVF |
| 多路径 | multipath | |
| 多路音频 | Multiple Channel Audio Frequency | MCAF |
| 多路由保护 | Diverse-Routed Protection | DRP |
| 多脉冲（激励）线性预测编码 | Multi-Pulse Linear Prediction Coding | MPLPC |
| 多媒体 | multimedia | |
| 多媒体电视 | Multimedia TV | MTV |
| 多媒体教学 | multimedia teaching | |
| 多媒体扩展 | multimedia extension | |
| 多媒体邮件 | MultiMedia Mail | MMM |
| 多模光缆 | multimode optical cable | |
| 多频 | Multi-Frequency | MF |
| 多频按键 | Multi-Frequency Push Button | MFPB |
| 多频按键话机 | MFPB telephone set | |
| 多频按键信号接收器 | MFPB signal receiver | |
| 多频不互控信号 | multifrequency non-compelled signal | |
| 多频带 | multi-band | |
| 多频互控单元 | Multiple Frequency Compelling unit | MFC |
| 多频互控记发器 | multi-frequency compelled register | |
| 多频互控收发码器 | MFC signal sender and receiver | |
| 多频互控信号 | MFC signal | |
| 多频互控信号时间监视 | MFC signal time supervision | |
| 多频互控信令 | Compelled Multifrequency Signaling | CMS |
| 多频记发器 | multi-frequency register | |
| 多频记发器信号方式 | multifrequency register signaling | |
| 多频控制器 | Multi-Frequency Controller | MFC |
| 多频码 | Multi-Frequency Code | MFC |
| 多频脉冲 | Multi-Frequency Pulse | MFP |
| 多频脉冲信号 | MFP (Multi-Frequency Pulse) signal | |
| 多频时分多址 | Multiple Frequency Time Division Multiple Access | MFTDMA |
| 多频网 | Multiple Frequency Network | MFN |
| 多任务管理 | Multi-Task Management | MTM |
| 多条返回的连接建立信道 | multiple return setup channel | |
| 多跳 | multihop | |
| 多通道捆绑 | multi-channel binding | |
| 多通道增益斜度 | multi-channel gain tilt | |
| 多网主机 | multi-homed host | |
| 多线程 | multithreading | |
| 多线程应用程序 | multithreaded application | |
| 多协议标记交换技术 | Multiple Protocol Label Switching | MPLS |
| 多协议交换服务 | Multi-protocol Switched Service | MSS |
| 多信道处理单元 | Multiple Channel Processing Unit | MCPU |
| 多信道接入 | Multi-Channel Access | MCA |
| 多业务交换路由器 | Multi-service Switch Router | MSR |
| 多用户固定台 | multi-subscriber fixed station | |
| 多用户号 | Multiple Subscriber Number | MSN |
| 多用户模拟环境 | Multiple User Simulation Environment | MUSE |
| 多用途插座 | multi-purpose socket | |
| 多用途因特网邮件扩充 | Multi-purpose Internet Mail Extension | MIME |
| 多语言提示 | multilingual prompt | |
| 多兆比交换式数据业务 | Switching Multi-megabit Data Service | SMDS |
| 多址传播骨干网 | Multicast BackbONE | MBONE |
| 多址方式 | multi-access mode | |
| 多址因数 | address multiplicity factor | |
| 多重联系控制功能 | Multiple Association Control Function | MACF |
| 多重冗余 | multi-redundancy | |
| 多纵模 | Multi-Longitudinal Mode | MLM |
| 额定电压 | rated voltage | |
| 额定负载 | rated load/normal load | |
| 额定负载法 | actual loading method | |
| 额定值 | rated value | |
| 额外费用 | additional cost | |
| 额外分配/附加分配 | additional allotment | |
| 恶化信号 | degraded signal | |
| 恶意呼叫 | malicious call | |
| 恶意呼叫定位信号/恶意呼叫识别信号 | Malicious Call Identification signal | MCI |
| 恶意呼叫追踪 | MALicious Call Tracing | MALCT |
| 耳机 | earphone | |
| 二/四线转换电路 | hybrid circuit (2-wire to 4-wire conversion) | |
| 二叉树 | binary tree | |
| 二次拨号音 | secondary dial tone | |
| 二次电源 | secondary power supply | |
| 二次群 | secondary group | |
| 二次群光传输 | optical transmission of secondary group signal | |
| 二次失效 | secondary failure | |
| 二次数字复用器 | secondary digital multiplexer | |
| 二分查找 | dichotomizing search | |
| 二级保护 | secondary protection | |
| 二级时钟 | stratum 2 clock | |
| 二进制 | binary system | |
| 二进制编码的十进制数加法/BCD数加法 | addition of BCD number | |
| 二进制数加法 | addition of binary number | |
| 二进制数字 | binary digit | bit |
| 二进制同步通信 | Binary Synchronous Communication | BSC |
| 二进制同步协议 | BinarY SYNChronous protocol | BYSYNC |
| 二进制文件传输 | Binary File Transfer | BFT |
| 二进制循环（反射）码/格雷码 | cyclic binary code | |
| 二进制指数退让算法 | binary exponential backoff | |
| 二类传真机（频带压缩/3 min传送一页A4文件） | group 2 facsimile apparatus | G2 |
| 二-十进制/二进制编码十进制数 | Binary-Coded Decimal | BCD |
| 二维 | 2D=two dimensional | |
| 二纤复用段共享保护环 | two-fiber MS shared protection ring | |
| 二纤通道保护环 | two-fiber path protection ring | |
| 二纤自愈环 | two-fiber self-healing ring | |
| 二线/四线转换器 | 2w/4w converter | |
| 二线模拟接口 | 2-wire analogue interface | |
| 二相相移键控 | Binary Phase Shift Keying | BPSK |
| 二义性/多义性/模糊/含糊 | ambiguity | |
| 二元的/二态的/二进制的 | binary | |
| 发电机组 | electric generator set | |
| 发电站 | power station | |
| 发端长话局 | originating toll exchange | |
| 发端端局 | originating local exchange | |
| 发端国际局 | originating international exchange | |
| 发端呼叫/去话筛选 | originating call screening | |
| 发端局 | origination exchange | |
| 发端口 | transmit port | |
| 发端业务/发话话务量 | originating traffic | |
| 发方 | originating party | |
| 发方向 | transmit direction | |
| 发光二极管 | Light Emitting Diode | LED |
| 发话占用数 | number of originating seizures | |
| 发货 | product shipment/delivery/consignment | |
| 发码器 | code sender | |
| 发起呼叫/始发呼叫 | originating call | |
| 发射 | TransMiT | XMT |
| 发射功率跟踪环路 | Transmission Power Track Loop | TPTL |
| 发射关 | Transmit Off | X-Off |
| 发射机/送话器/发送机 | Transmitter | TX |
| 发射机眼图屏蔽 | transmitter eye pattern mask | |
| 发射基带交换 | Transmitter Base Band eXchange | TBBX |
| 发射极化分集 | transmit polarity diversity | |
| 发射-接收装置 | transmit-receive unit | |
| 发射开 | Transmit On | X-On |
| 发收串音 | go-to-return crosstalk | |
| 发送光功率比 | transmitting optical power ratio | |
| 发送母线 | Send HighWay | SHW |
| 发送特殊信号音信号 | Send-Special-Information tone signal | SSI |
| 发送信号眼图 | transmit signal eye pattern | |
| 发信/收信机 | TRansmitter & Receiver | TRX |
| 法定的标准 | de jure standard | |
| 法尔码 | Fire code | |
| 法兰盘 | flange/lip | |
| 法人 | legal person/juristic person | |
| 翻译类型 | Transfer Type | TT |
| 反病毒程序 | antivirus program | |
| 反常差错率 | abnormal error rate | |
| 反常传播 | abnormal propagation | |
| 反常反射 | abnormal reflection | |
| 反弹电压 | rebounce voltage | |
| 反复弯曲 | repeated bending | |
| 反函数 | inverse function | |
| 反极性/极性反转 | polarity reversal | |
| 反曲线 | cyma | |
| 反射比/反射系数 | reflectance | |
| 反射非敏感度 | reflection insensitivity | |
| 反射衰耗 | reflection loss | |
| 反射增益 | reflection gain | |
| 反相时钟 | inverted clock | |
| 反相位 | inverse phase | |
| 反向 | reverse | |
| 反向拆线 | clearing backward | |
| 反向地址解析协议 | Reverse Address Resolution Protocol | RARP |
| 反向功率 | reverse power | |
| 反向滑码 | backward bit slip | |
| 反向建立信道 | reverse setup channel | |
| 反向链路功率控制 | reverse link power control | |
| 反向码分多址信道 | reverse CDMA channel | |
| 反向搜索 | backward search | |
| 反向通路/反向信道/反向通路 | backward channel | |
| 反向业务信道 | reverse traffic channel | |
| 反绎推理 | abductive reasoning | |
| 反应时间 | latency | |
| 返回 | return | |
| 返回点 | Point Of Return | POR |
| 返回路径 | return path | |
| 返回信道/回程信道 | return channel | |
| 泛非电讯联盟 | Pan-African Telecommunications Union | PATU |
| 泛欧集群 | Trans-European Trunked RAdio | TETRA |
| 范围分区 | range partitioning | |
| 方差 | variance | |
| 方框图 | block diagram | |
| 方螺母 | square nut | |
| 方向/方位 | orientation | |
| 方向选择 | direction selection | |
| 防潮/防湿 | moisture-proof | |
| 防潮的/耐湿的 | damp proof | |
| 防潮电机 | dampproof machine | |
| 防腐的 | rotproof/corrosion-proof | |
| 防腐蚀 | corrosion protection | |
| 防滑手套 | slip-proof gloves | |
| 防火墙 | firewall | |
| 防静电保护袋 | static-shielding bag | |
| 防静电手环 | antistatic wrist strap | |
| 防雷 | lightning protection | |
| 防雷接地夹 | lightning grounding clip | |
| 防霉喷涂层 | mildew proof spray coating | |
| 防鼠网 | rodent-resistant net | |
| 防伪技术 | fraud-prevention technique | |
| 防蛀的 | mothproof | |
| 仿射 | affine | |
| 仿射控制系统 | affine control system | |
| 仿射密码 | affine cipher | |
| 访管中断/管理程序中断 | supervisor interrupt | |
| 访问号 | access number | |
| 访问控制 | Access Control | AC |
| 访问控制表 | Access Control List | ACL |
| 访问控制条目 | Access Control Entry | ACE |
| 访问框 | access box | |
| 访问日志 | access log | |
| 访问特权/接入特许 | access privilege | |
| 放大 | zoom in | |
| 放大的随机发射 | Amplified Spontaneous Emission | ASE |
| 放大自辐射噪声 | Amplified Spontaneous Emission Noise | ASEN |
| 放电 | discharge | |
| 放号 | number distribution/number assignment | |
| 放弃/重试/失败 | Abort，Retry，Fail | |
| 放弃的呼叫 | abandoned call | |
| 放弃的试呼 | abandoned call attempt | |
| 放弃的业务 | abandoned traffic （=lost traffic） | |
| 放弃的业务/损失的话务 | lost traffic | |
| 放弃呼叫尝试/未接通的呼叫尝试 | abandoned call attempt | |
| 放弃连接 | abandon connection | |
| 飞弧 | flashover | |
| 非GPRS告警标识 | Non-GPRS Alert Flag | NGAF |
| 非本征损耗 | extrinsic loss | |
| 非对称结构 | asymmetric structure | |
| 非对应的信令模式 | non-corresponding signaling mode | |
| 非对应方式 | nonassociated mode | |
| 非法接入/访问 | unauthorized access | |
| 非分组终端 | Non-Packet Terminal | NPT |
| 非服务状态 | not in service/out-of-service | |
| 非工作状态的 | inactive | |
| 非归零码 | Non-Return-to-Zero code | NRZ |
| 非衡重杂音 | unweighted noise | |
| 非话业务 | non-voice service/non-telephony service | |
| 非话终端 | non-voice terminal | |
| 非恢复式通道倒换 | non-revertive path switching | |
| 非恢复性保护 | non-revertive protection | |
| 非回绕 | non-rewinding | |
| 非活动链 | inactive link | |
| 非计划性维护 | unscheduled maintenance | |
| 非坚持式协议 | non-persistent protocol | |
| 非介入式监控 | non-intrusive monitoring | |
| 非金属件 | non-metallic component | |
| 非连续的 | discontinued | |
| 非零色散位移光纤 | Non-Zero Dispersion Shifted Fiber | NZDSF |
| 非平衡接口 | non-balanced interface | |
| 非屏蔽双绞线 | Unshielded Twisted Pair | UTP |
| 非填充缆心 | non-filling cable core | |
| 非同步网 | asynchronous network | |
| 非现场维护 | off-site maintenance | |
| 非相干光 | incoherent light | |
| 非相邻频率 | non-adjacent frequency | |
| 非选择性衰落 | non-selective fading | |
| 非循环的/非周期的 | acyclic | |
| 非循环信号流图 | acyclic signal flow graph | |
| 非要害故障 | non-critical fault | |
| 非要害缺陷 | non-critical defect | |
| 非要害失效 | non-critical failure | |
| 非易失随机读写存储器 | Non-Volatile Random Access Memory | NVRAM |
| 非主用信号 | non-active signal | |
| 非自持放电 | non-self-maintained discharge | |
| 费率 | tariff | |
| 费率索引值 | CHarge rate indeX | CHX |
| 费率修改索引 | Rate updating InDex | RID |
| 分/插复用器 | Add & Drop Multiplexer | ADM |
| 分包管理 | subcontract management | |
| 分贝 | deciBel | dB |
| 分辨率 | resolution | |
| 分布布拉格反射器 | Distributed Bragg Reflector | DBR |
| 分布反馈激光器 | Distributed FeedBack | DFB |
| 分布反馈激光器二极管 | Distributed FeedBack Laser Diode | DFB-LD |
| 分布反馈式（DFB）激光器 | Distributed FeedBack Laser | DFB Laser |
| 分布功能平面 | Distributed Function Plane | DFP |
| 分布函数 | distribution function | |
| 分布式测试管理器 | Distributed Test Manager | DTM |
| 分布式处理 | distributed processing | |
| 分布式队列双总线 | Distributed Queue Dual Bus | DQDB |
| 分布式交换网络 | distributed switching network | |
| 分布式人工智能 | Distributed Artificial Intelligence | DAI |
| 分布事务管理 | distributed transaction management | |
| 分布业务逻辑 | Distributed Service Logic | DSL |
| 分层结构 | layered architecture/layered structure | |
| 分层模块设计 | layered design/modular design | |
| 分层网 | hierarchical network | |
| 分插 | Add/Drop | A/D |
| 分插复用器 | Add/Drop Multiplexer | ADM |
| 分插复用器 | add and drop multiplexer | |
| 分插设备/光分路机 | add/drop equipment | |
| 分出/插入/分路/插 入/分/插 | D/I=drop/insert | |
| 分段和重组子层 | Segmentation And Reassembly sub-layer | SAR |
| 分段类型 | Segment Type | ST |
| 分段与重组 | Segmentation And Reassembly | SAR |
| 分发表 | Distribution List | DL |
| 分发接口 | distribution interface | |
| 分发型业务 | distribution service | |
| 分割振铃 | split ringing | |
| 分机 | extended station/extension | |
| 分机号 | extension number | |
| 分机用户缺席通知 | absent extension advice | |
| 分机用户缺席转接 | absent extension diversion | |
| 分机用户缺席转接 | absent extension diversion | |
| 分机转接 | extension transit | |
| 分级编码 | hierarchical coding | |
| 分级分散控制 | hierarchical and distributed control | |
| 分级路由选择 | hierarchical routing | |
| 分级网络 | leveled network | |
| 分级再启动 | hierarchical restart | |
| 分级主/从同步 | hierarchical master/slave synchronization | |
| 分集合并器 | diversity combiner | |
| 分集接收 | diversity reception | |
| 分集射频端口 | diversity RF port | |
| 分集增益 | diversity gain | |
| 分拣 | sort | |
| 分解 | break-down | |
| 分块[段] | segmentation | |
| 分离 | DETach | DET |
| 分量/成分子层 | Component Sub-Layer | CSL |
| 分量处理 | Component HAndling | CHA |
| 分流器 | current divider/current distributer | |
| 分路 | splitting | |
| 分路熔丝 | branch fuse | |
| 分配 | allocation/distribution/assignment | |
| 分配点 | Distribution Point | DP |
| 分配关系数据库管理系统 | Distributed Relation Database Management System | DRDMS |
| 分配命令 | assignment command | |
| 分配器/配电器/配电盘 | distributor | |
| 分配请求 | assignment request | |
| 分配区 | Distribution Area | DA |
| 分配权限 | distribute authority | |
| 分配失败 | assignment failure | |
| 分配完成 | assignment complete | |
| 分频锁相技术 | frequency-divided phase locked technology | |
| 分区代码 | division code | |
| 分区分时计费业务 | cell and time discount service | |
| 分散式控制 | distributed control | |
| 分散型控制系统 | Distributed Control System | DCS |
| 分时数字交换接点 | time-shared digital crosspoint | |
| 分摊计费 | split charging | |
| 分线盒 | adapter junction box | |
| 分线盒/接线盒 | distribution box/junction box | |
| 分线箱/交接箱 | joint-box | |
| 分谐频 | subfrequency | |
| 分压器 | potential divider | |
| 分用器 | demultiplexer | |
| 分组层规程 | Packet Layer Procedure | PLP |
| 分组处理函数 | Packet Handler Function | PHF |
| 分组处理交换 | Packet Handling Switching | PHS |
| 分组处理接口 | Packet Handling Interface | PHI |
| 分组处理模块 | Packet Handling Module | PHM |
| 分组处理器 | Packet Handler | PH |
| 分组电路标识码 | Packet Circuit Identity Code | PCIC |
| 分组定时提前控制信道 | Packet Timing advanced Control CHannel | PTCCH |
| 分组分段 | fragmentation of packet | |
| 分组复用 | Packet MultipleXing | PMX |
| 分组公共控制信道 | Packet Common Control CHannel | PCCCH |
| 分组广播控制信道 | Packet Broadcast Control CHannel | PBCCH |
| 分组级 | packet level | |
| 分组交换 | packet switching | |
| 分组交换公共数据网 | Packet Switched Public Data Network | PSPDN |
| 分组交换机 | Packet Switched Equipment | PSE |
| 分组交换数据网/包交换数据网 | Packet Switched Data Network | PSDN |
| 分组交换网络 | Packet Switched Network | PSN |
| 分组交织 | block interleaved | |
| 分组接入允许信道 | Packet Access Grant CHannel | PAGCH |
| 分组控制单元 | Packet Control Unit | PCU |
| 分组数据网络 | Packet Data Network | PDN |
| 分组数据协议 | Packet Data Protocol | PDP |
| 分组数据信道 | Packet Data Channel | PDC |
| 分组数据业务信道 | Packet Data Traffic CHannel | PDTCH |
| 分组随机接入信道 | Packet Random Access CHannel | PRACH |
| 分组随路控制信道 | Packet Associated Control CHannel | PACCH |
| 分组通信设备 | Packet Communication Equipment | PCE |
| 分组网络 | Packet Based Network | PBN |
| 分组寻呼信道 | Packet Paging CHannel | PPCH |
| 分组预约多址 | Packet Reservation Multiple Access | PRMA |
| 分组终端 | Packet Terminal | PT |
| 分组装/拆设备；包装/拆器 | Packet Assembler/Disassembler | PAD |
| 分组装配/拆卸 | packet assembly/disassembly | |
| 风机盘 | fan unit | |
| 风扇控制单元 | Fan Control Unit | FCU |
| 风扇面板 | Panel of Fan | PF |
| 封装 | encapsulation | |
| 封装安全有效负载 | Encapsulating Security Payload | ESP |
| 封装地址 | envelop address | |
| 封装式光纤带 | optical fiber ribbon of encapsulated structure | |
| 峰-峰检波电路 | peak-to-peak detector circuit | |
| 峰化系数 | peakedness factor | |
| 峰值 | peak value | |
| 峰值电压 | peak voltage | |
| 峰值信元率 | Peak Cell Rate | PCR |
| 蜂鸣器 | buzzer | |
| 蜂窝[小区制]无线电系统 | cellular radio system | |
| 蜂窝电话服务 | cellular telephone service | |
| 蜂窝电话系统 | cellular telephony system | |
| 蜂窝方案 | cellular scheme | |
| 蜂窝分裂技术（移动通信） | cell splitting technique | |
| 蜂窝分组交换 | Cellular Packet Switching | CPS |
| 蜂窝工程 | cellular engineering | |
| 蜂窝基站 | cell site | |
| 蜂窝基站天线/小区基站天线 | cell-site antenna | |
| 蜂窝基站位置/小区站位置 | cell-site location/cell base station location | |
| 蜂窝技术工业协会 | Cellular Technology Industry Association | CTIA |
| 蜂窝鉴权和语音加密运算法则 | Cellular Authentication & Voice Encryption algorithm | CAVE |
| 蜂窝式网络 | cellular network | |
| 蜂窝式系统 | cellular system | |
| 蜂窝系统联网 | cellular system networking | |
| 蜂窝小区分配 | cell allocation | |
| 蜂窝小区广播信道 | Cell Broadcasting CHannel | CBCH |
| 蜂窝小区选择 | cell selection | |
| 蜂窝移动电话网 | cellular mobile telephone network | |
| 否定确认 | Non-aCKnowledgement | NCK |
| 否定通知 | negative notice | |
| 否定应答信号/否认/否定确认 | Negative AcKnowledgement | NAK |
| 服务GPRS支持节点 | Serving GPRS Support Node | SGSN |
| 服务等级 | grade of service | |
| 服务费率 | service tariffing | |
| 服务广告协议 | Service Advertising Protocol | SAP |
| 服务件革命 | serveware revolution | |
| 服务接入点 | Service Access Point | SAP |
| 服务接入点标识 | Service Access Point Indicator | SAPI |
| 服务控制响应 | Service Control Response | SCR |
| 服务控制指示 | Service Control Indication | SCI |
| 服务台 | service desk | |
| 服务信号失效 | Service Signal Failure | SSF |
| 服务源语 | service primitive | |
| 服务质量 | Quality of Service | QoS |
| 服务质量评价 | quality-of-service assessment | |
| 服务重定向记录 | service redirection record | |
| 浮充 | floating charge/float-charging | |
| 浮充电压峰值 | floating voltage peak value | |
| 浮点处理器 | floating-point processor | |
| 浮点型 | float point type | |
| 浮动菜单 | floating menu | |
| 浮动螺母 | floating nut | |
| 浮率计费 | float charging |