专业英语学习：通讯行业英语词汇市话号码local number 市话局local office 市话忙local busy 市话网络local network 市忙local busy sib 示波器oscillometer 事件检测点event detection point edp 事实上的标准, 非官方标准de facto standards 事务处理水平transaction capabilities tc 事务处理水平应用部分transaction application part tcap 事务处理应用部分transaction capability application part 事务处理子层transaction sub-layer tsl 事务处理子层的水平transaction sub-layer capabilities tsc 视距通信系统line of sightsystem los 视盘，视像盘，电视唱盘videodisc 视频video frequency 视频编码，电视编码video coding 视频tcap点播video on demand vod 视频器件video parts视听audio-visual av试呼call attempt 试图, 企图, 试呼attempt 试用物料probation materials 〖整理该文章，版权归原作者、原出处所有。

〗试运行trial running 室内电缆卡cablefixed-caliper 室内接地总汇indoor grounding bar 室内走线架indoor cabling rack 室外接地总汇条outdoorgrounding bar 室外设备单元outdoor device unit odu 室外走线架outdoor cabling rack 适配单元adaptive unit au适配器, 衔接器,转接器, 附加器adapter ap 释放release 释放监护信号release guard signal rlg 释放键release key 释放完成消息release complete message rlc 收至U 后向backward sig nal b4 received 收发transceiving收发单元transmit-receive unit tru收发端局the transmitting and receiving end office 收发速率适配单元transmitting-receiving rate adapter unit 收发trau特性transceiver features 收发信单元背板transceiverbackplane trb 收发信机( 板) transceiver (board) trx 收发信机基带单元transceiver baseband unit tbu 收号状态number receiving status 收缩卷积码puncturedconvolutional codes 收完再发sending after receivingcompletely 收信机receiver 收信机/ 接收receiver/reception rx 手电钻hand-held electric drill 手动复位manual reset 手机mobile phone 手锯handsaw 手摇钻hand drill 守护进程daemon 首尾站originating and destination stations 首选电路群first-choice circuit group首选路由first-choice route寿命曲线life curve受话器receiver受理席handle position售后服务after-sales service书签bookmark枢纽站junction center station输出脉形output pulse form 输入、输出设备input/output device 输入/输出设备input/output equipmentio 输入监测input monitor connector imc 输入输出地址i/o address ioa 鼠标转接线小转大键盘转接线一拖二键盘转接线switchersmall-to-big keyboard switcherone-to-twops2 mouse keyboard switcher树型网tree network数标方式digital label mode 数据/地址总线data/address bus dabus 数据包packet数据采集data collection 数据操作语言datamanipulation language 数据层次结构data hierarchy数据处理语言data manipulation language dml 数据电路终接设备data circuit-terminating equipment dce 数据分割datapartitioning 数据高速通道data highway 数据缓冲处理器databuffer handler dbh 数据缓冲器data buffer dbuf 数据集标号data set label dsl 数据加密data encryption 数据库database db 数据库登录login database 数据库管理系统data base management system dbms 数据宽带设备broadband data equipment 数据链路层data link (layer) dl 数据链路连接标识data link connectionidentifier dlci 数据流data stream ds 数据流图data flow chart数据描述语言data description language ddl 数据生成器datagenerator 数据收集data collecting 数据手套data glove数据通信oem专用物料special materials for datacom oem products数据通信设备datacom equipment数据通讯芯片datacom chip数据网data network数据显示控制data display control ddc数据形式 1 data form1 dt1数据终端就绪data terminal ready dtr数据终端设备data terminal equipment dte数据总线data bus数据总线电路data bus circuit数码管digitron数模转换器digital-analog converter d/a数制,数系number system数字程控交换机digital spc switch数字电话交换机digital telephone exchange txd 数字电话网络digital telephone network dtn 数字电视digital television数字多点微波系统digital multipoint microwave system dms 数字复接,分接器数字复用器- 数字分解器digital multiplexer-demultiplexer数字复用digital multiplexing数字话音插空, 数字语音插空digital speech interpolation dsi数字环回digital loop-back [page]数字环路测试digital loop test数字环路复用系统digital loop multiplexing system 数字环路载波digital loop carrier 数字键number key数字交叉连接单元digital cross-connect unit dcc 数字交叉连接设备digital cross-connection system dxc 数字交替反转alternate digit inversion adi 数字接入与交叉连接系统digital access and cross-connect system数字陆地电视广播digital terrestrial television broadcasting dttb数字逻辑电路芯片digit-logic circuit chip 数字配线架（中继）digital distribution frame ddf 数字配线架, 数字分配架digital distribution frame ddf 数字式amps 系统（美） advanced mobilephone system-digital amps-d数字数据业务digital data service dds数字通信复用器digital communication multiplexer dcm 数字网络结构digital network architecture dna数字线路终端单元digital line-termination unit dltu数字信号,级别n digital signal,level n ds-n数字信号-0 级digital signal level 0 传输速率为64kb/s ds- 0数字信号处理器digital signal processing dsp 数字信号处理器芯片dsp chip数字用户线电路digital subscriber line circuit dslc数字中继digital trunk dt数字中继板digital trunk board数字中继电缆digit trunk cable衰减attenuation衰减特性attenuation specification衰落fading衰落容限fading allowance双边缘连接器edge connector双工duplex双工器, 天线共用器, 天线分离滤波器duplexer双缓冲double buffering双击,双按（鼠标） double click双级交叉连接结构dual staged cross connect architecture 双极化定向天线directional bipolarization antenna双极性bipolar双极性传输bipolar transmission双极性破坏bipolar polarity violation bpv双绞线twisted pair ftp双绞线twisted pair cable双节点互连dual node interconnection dni双节点交互dual node interworking 双口随机存储器double port random memory dpram 双连接集线器dual-attached concentrator dac 双列直插式封装dual in-line package dip 双路光功率放大器2 x booster amplifier ba2 双面胶double faced adhesive tape 双频dual band双频/多层网话务流量控制dual band/multi-layer advanced load management (alm)双频手机dual-band mobile phone双频无缝切换dual band seamless handovers双频制bifrequency system双频终端dual-band terminal双速率码型变换板dual-rate transcoder drt 双速率码型变换板dual-rate transcoder drt双头电话线dual-port telephone line 双纤单向通道保护环two-fiber unidirectional path protection ring双纤双向线性倒换环two-fiber bidirectional linear switched ring双相制biphase system双向bi-directional,2-way双向全闭塞bi-directional block双向天线bidirectional antenna双向线性倒换环bidirectional linear switched ring 双向中继two-way trunk, bidirectional trunk 双向自愈环bi-directional self-healing ring bshr 双音多频dual tone multi-frequency dtmf 双音多频按键话机dtmf phone set 双音发号dual-tone dialing 双音信号收发板dual tone transceiver dtr 双重占用dual holding 水浸传感器water sensor 水平调节脚leveling adjuster, leveling feet 水平仪levelinstrument, gradienter 水平仪气泡level vial 水淹告警floodingalarm顺序号sequence number snr 瞬断transient interruption 说明, 例证, 例子, 图表, 插图illustration 说明书instructions 说明文件instruction files 死锁dead lock 四分之一通用中间格式quarter common intermediate format qcif四位拨码开关4-digit toggle switch 松香rosin 速率适配rateadaptation ra 塑胶件plastic parts 算法语言algorithmic language 随机random rand 随机存取存储器random access memory ram 随机接入信道random access channel rach 随机数random number 随机资料delivery attached documentation 随路控制信道associated control channel acch 随路信令channel associated signaling cas 隧道标识tunnel identifier tid损失业务量, 损失话务lost traffic 缩位拨号abbreviated dialing abd 缩位呼叫, abbreviated call 锁闭功能lock-out function 锁定开关locking switch 锁紧螺钉locking screw 锁紧螺母retaining nut 锁开关lock switch 锁相phase lock 锁相环phase lock loop dpll 他站remote station / another station 塔顶放大器tower amplifier 塔放模块tower amplification module 台上计算机, 台式微机desktop computer 钽电容器tantalum capacitor 碳膜电阻器carbon-film resistor 陶瓷滤波器ceramic filter [page] 套件kit, suite 套接字socket 套筒扳手socket wrench 特服special service st特服台special service console (station) 特高频ultra high frequency uhf 特殊拨号音special dial tone 特殊滤波器special filter 特殊信号音信号special-information tone signal ssi 特殊信息音special information tone 特殊振荡器special oscillator 特征函数characteristic function 特征相互作用管理feature interactionsmanagement fim 特征状态(况) characteristic condition 特指refer in particular to ... 特制电缆traitor-make cable 梯子ladder 提示prompt 提示框prompt dialog box 提示音/ 提醒音prompt tone 提醒被叫用户destination user prompting dup 提醒主叫用户originating user prompting oup 体系结构architecture 天馈antenna feeder 天馈部件antenna feeder parts天馈附件antenna feeder accessories 天馈检测计antenna feeder detector 天馈滤波器antenna feeder filter 天馈耦合器antenna feeder coupler 天馈线antenna feeder 天馈组件antenna feeder component 天线antenna 天线方向性图, 天线辐射图antenna pattern 天线合路器antenna combiner acom 天线增益antenna gain 天线增益antenna gain 天线支架antenna stand 填充比特filling bit 填充材料embedding material 填充信号单元fill in signal unit fisu 填充字符filling character 跳次计数hop count 跳频frequency hopping fh 跳频多址frequency hopping multiple access fhma 跳频扩频frequency hopping spread spectrum fhss 跳频序列号hopping sequence number hsn 跳线jumper 贴片电感器smt inductor 贴片化surface mounting technology smt 贴片化双音驱动板surface-mounted dual-tone driving card 铁粉芯irondust core铁路通信系统railroad communication system rrcs 铁塔天线tower antenna停机，中止halt 停止等待方式stop-and-wait 通达状态，通话状态connected status 通道channel通道保护和复用段保护path protection and multiplex section protection通道开销path overhead poh 通过测试pass the test 通话conversation 通话费call charge 通话计费时长charged duration 通话时间conversation time 通路开销path overhead poh 通配符，万能符wild-card。