通信工程专业英语汉英对照(A-D)2008年11月14日星期五21:08A安全地线=safegroundwire安全特性securityfeature安装线=hook-upwire按半周进行的多周期控制=multicyclecontrolledbyhalf-cycle按键电话机=push-buttontelephoneset按需分配多地址=demandassignmentmultipleaccess(DAMA)按要求的电信业务=demandtelecommunicationservice按组编码=encodebygroupB八木天线=Yagiantenna白噪声=whiteGaussiannoise白噪声发生器=whitenoisegenerator半波偶极子=halfwavedipole半导体存储器=semiconductormemory半导体集成电路=semiconductorintegratedcircuit半双工操作=semi-duplexoperation半字节=Nib包络负反馈=peakenvelopnegativefeed-back包络延时失真=envelopdelaydistortion薄膜=thinfilm薄膜混合集成电路=thinfilmhybridintegratedcircuit保护比(射频)=protectionratio(RF)保护时段=guardperiod保密通信=securecommunication报头=header报文分组packet报文优先等级=messagepriority报讯=alarm备用工作方式sparemode背景躁声backgroundnoise倍频frequencymultiplication倍频程actave倍频程滤波器octavefilter被呼地址修改通知calledaddressmodifiednotificat