通信设备常用文字符号.doc

通信设备常用文字符号
项目种类字母代码文字符号中文名称英文名称AA激光器LaserA分离元件放大器AmplifierusingdiscreteComponentsAB电桥BridgeAD晶体管大器TransistoramplfierAG群放大器IntegratedcircuitamplifieerAJ集成电路放大器IntegratedcircuitamplifierAL线路放大器LineamplifierAM磁放大器MagneticamplifierAN调谐放大器TunedamplifierAP印制电路板PrintedcircitboardAR支架盘RackAT抽屈柜DrawerAU音频放大器AudiofrequencyamplifierAV电子管放大器ValveamplifierBBA模－数变换器Analog-to-digitalconverterBD数－模变换器Digital-to-analogconverterBE耳机EarphoneBL扬声器LoudspeakerBM微音器，话筒MicrophoneBN送话器TransmitterBP压力变换器Pressuretransducer
项目种类字母代码文字符号中文名称英文名称BBQ位置变换器PositiontransducerBR旋转变换器RotationtransducerBS自整角机SynchroBT温度变换器TemperaturetransducerBV速度变换器BelocitytransducerCC电容器CapacitorCC电容耦合CapacitorcouplingCF电容滤波VaniablefilteringCV可变电容VaniablecapacitorDDB双稳态元件BistableelementDC二进制单元BinarycellDG寄存器，记发器RegisterDH录音头，录相头recordingheadDN数字控制N.C(Numericalcontrol)DR录音机，录相机，记录器RecorderDS双稳态电路ScalarDT数字数据传输DigitaltransmissionDV磁带录相机VideotaperecorderEEH热线圈HeatcoilEM热送话器ThemalmicrophoneEO光电晶体管OptoetectronictrasistorEP光度计PhotometerER光栅RasterET热保安器Themalprotector
项目种类字母代码文字符号中文名称英文名称FFA避雷器ArresterFC炭精避雷器CarbonarresterFC陶瓷避雷器CeramicarresterFE排流器EtectricdrainagerFG充气避雷器Gas-filledarresterFL避雷针LightningrodFP保安器ProtectorFP保护管ProtectortubeFP保安器组ProtectorblockFT阴极保护设备CathodeprotectionequipmentFU熔断器FuseGGB蓄电池BatteryGC晶体振荡器CrystaloscillatorGH谐波发生器HaronicgeneratorGO振荡器OscillatorGR铃流发生器RinginggeneratorGS信号发生器SignalgeneratorGW白噪声发生器WhitenoisegeneratorHHA电铃ElectricbellHA蜂鸣器BuzzerHB蓝灯BluelampHC电动气笛ElectromotivesteamwhistleHE电警笛ElectricalarmwhistleHG绿灯GreenlampHH电喇叭ElectrichomeHL指示灯Indicatorlamp
项目种类字母代码文字符号中文名称英文名称H`HR红灯RedlampHS信号灯SignallampHT透明灯TransparentlampHW白灯WhitelampHY黄灯yellowlampKKA交流继电器AltematingrelayKD直流继电器DirectrelayKE接地继电器Earth-faultrelayKL双稳态继电器BistalberelayKP极化继电器PolanizedrelayKR笛簧继电器ReedrelayKS监视继电器SupervisoryrelayKS信号继电器SignalrelayKT时间继电器时间继电器LLC加感电缆LoadedcableLC加感线圈LadingcoilLD加感盘LoadingdiscLL集总加感LumpedloadingLL加感线路LoadedlineLP加感节距LoadingcoilspacingLS加感套管LaodingsplicsleeveMM交流电动机A.C.motorM直流电动机D.C.motorMS同步电动机Synch