电气化英语词汇all

电气化铁道专业常用英汉词汇1.2.3.4.5.6.7.8.9.10.11.12.13.14.15.16.17.18.19.20.21.22.23.24.25.26.27。Aabampere（C.G.S）电磁制安培，绝对安培（等于10安）abcoulomb（C.G.S）电磁制库仑，绝对库仑（等于10库仑）abfarad（C.G.S.）电磁制法拉，绝对法拉（等于109法拉）abhenry（C.G.S.）电磁制亨利，绝对亨利（等于10-9亨利）ability能力，本领abmho（C.G.S.）电磁制欧姆，绝对欧姆（等于10-9欧姆）abnormal反常的，不正规的，异常的abohm（C.G.S.）电磁制欧姆，绝对欧姆（等于10-9欧姆）abort故障，失灵，中断abortive故障的，失败的above-critical超临界的，临界以上的abradability耐磨度，耐磨能力abrasion磨损，磨耗abrasion-resistant耐磨的，抗磨的abreast并联，平行abruptchangeofvoltage电压突变abscissa横（坐）标absolute绝对的absoluteblock绝对闭塞（铁路信号）absoluteblooksection绝对闭塞区段absoluteblooksignal绝对闭塞信号absoluteefficiency绝对效率absoluteerror绝对误差absolutelevel绝对电平absolutesignal绝对信号机absorb吸收，减震absorber减震体，吸收装置absorptioncapacitor吸收电容器（消弧用）absorptioncircuit吸收电路absorptioncoefficient吸收素数absorptioncoefficientfornorderharmonicn次谐波吸收系数abvolt（C.G.S.）电磁制伏特，绝对伏特（等于10-8伏）AC（alternatingcurrent）交流（电）AC（adaptercable）适配电缆AC（aerialcurrent）天线电流AC（aircondenser）空气冷凝器，空气电容器ACammeter交流安培计ACbrakeAC型制动机AC-ACtractionelectriclocomotive交流交流牵引电力机车acceleration加速度accelerationduetogravity重力加速度accelerationsensor加速度传感器acceptance接受，验收acceptancecertificate验收证书acceptancecriterion验收标准acceptanceprocedure验收程序acceptor接受器，受主，带通电路，谐振电路access接近，联接，入口，通路进路，存取accesscontrol进路控制accessiblevoltage允许的电压accessline进路线路accessorypowersupply辅助电源accident故障，偶发事故accidentpreventiontraining事故预防培训accidental事故的，偶然的accidentprevention事故防止，故障保护accounting核算accumulatedenergy储（蓄）能accumulationofelectricenergy电能存储，电能积累accumulationofice覆冰accumulatoracid蓄电池酸液accumulatorbox蓄电池容器accumulatorcell蓄电池accumulatorcharger蓄电池充电器accumulatorcharging蓄电池充电accumulatorcontainer蓄电池槽accumulatorgrid蓄电池栅板accumulatorinsulator蓄电池绝缘子accumulatorjar蓄电池瓶accumulatorplate蓄电池极板accumulatorswitch蓄电池转换开关accumulatorswitchboard蓄电池电盘accuracy准确度，准确，精度accuratecurrentrangeofameter电度表（的）有效电流范围AC-DCreceiver交直流两用接收机，交直流两用收音机ACharmonics交流谐波acidaccumulator酸（性）蓄电池acousticeffectfactor音响作用系数acousticshock音响冲击acousticshocklimiter音响冲击限制器acousticimpedance声抗acousticalreductionfactor声降系数ACmotor交流电动机ACnetworkcomputer交流网络计算机acrosstrackfeeder开关引线，跨股道馈线ACsingle-phasetractionnetwork交流单相牵引网ACsubstation交流变电所ACsupplysystem交流供电系统ACtractionpowersystem交流牵引供电系统Action动作，作用，作用量，主动力activecomponent有功分量，有功部分activecurrent有功电流，有效电流activecurrentoffeedingsection供电臂有效电流activecurrentoftrain列车有效电流active-energymeter瓦（特小）时计，电度表activefourterminalnetwork有源四端网络activekilowatt-hourmeter（有功）电度表activelength（ofarmaturewinding）有效长度（电枢绕组导线的）activeline作用线activeloss有功损耗activepower有效功率activepowerrelay有功功率继电器activevoltage有功电压activity活动性，放射强度actual实际的actualoiltemperature实际油温actualstate实际状况actuate操纵，使动作，激励（继电器，电磁铁等）actuatingbattery操作电池actuatingcable操作电缆actuatingcoil动作线圈actuatingcurrent动作电流，吸合电流actuatingquantity作用量（继电器）actuatingsignal动作信号，操作信号actuator传动装置，传动机构，激励器，（电磁铁）线管，调速控制器ACwinding交流绕组acyclic非循环的，非周期性的，单极的adhesiveforce粘着力，粘附力adaptability可用性，适应性adapter拾声器，拾音器，转接器，接合器，接头，附加器；接口；控制阀add加法，加算，加，增加addition加法，补充附加物additional附加的，补充的additionaliceload附加冰负载additionalload附加负荷additionalresistance附加电阻additivepolarity加极性（变压器）additivewire附加导线address地址addressbufferregister地址缓冲寄存器adhesion附着力，粘着adhesioncoefficient粘着系数adhesiveness附着性，粘性（离子）adhesivestrength胶粘强度adiabatic绝热的adjacent邻接的，邻近的adjacent-channelinterference相邻信道干扰，相邻通路干扰adjoiningpointofanchoringsections锚段关节adjoiningpoints相邻道岔adjust调整，校准adjustable可调的，可变的adjustablecapacitor可变电容器adjustablecondenser可调电容器，可变电容器adjustablegang-condenser可变电容器组adjustablehanger可调整体吊弦adjustableheightdesign高度可调设计adjustableinductance可调电感adjustableplate调节板adjustableresistance可调电阻器adjustablestraininsulator可调张力绝缘子adjustmentdiagram（plan）调整图adjustmentmethod调整方法adjusting调整，校准，调整的adjustingbolt调整螺栓administration管理局，管理机构，管理administrationofpowersupply供电局admission进汽口，进水口，进气，气口，进入，引进admittance导纳admittancebridge导纳电桥adpedance导抗adsorption吸附作用advance阿凡斯电阻合金，超前，提前advancing超前，提前，前进，超前的，前进的advancingwave前进波aerial天线，天线的，架空的aerialcable架空电缆aerialcableline架空电缆线路aerialcoil天线线圈aerialconductor架空导线aerialcontactline架空电车线aerialdischarge空气中放电，气体放电aerialfeeder架空馈线aerialtuning天线调谐aeration三极管aerodynamic空气动力aerodynamiccoefficientofresistance空气动力阻力系数aerodynamiccontactforce空气动力接触压力aerodynamiccorrectionfactor空气动力修正系数aerodynamicdrag空气动力后拖量aerodynamicforce空气动力aerodynamicresistance空气动力阻力aerodynamicupliftforce空气动力抬升力aerodynamicwindpressure空气动力学风压aftereffect后效，余功，副作用AFtrackaircuit音频轨道电路age使用年份，使用期，老化aggregate机组，（成套）设备，总数，共计aggressivedust腐蚀性灰尘agingrate老化速度aging（aging）老化，陈化，磁性衰退现象agingofconnector电连接的老化agingphenomenon老化现象agreement协议，协定，同意agriculture农业agricultural农业用的air-blastcircuitbreaker（空）气吹（弧）式断路器airblasttransformer风冷式变压器airblower送风机airbornesubstance活性物质airbrake气闸，空气制动器air-breakcontactor空气接触器airbreaker自动空气断路器airbreakerswitch空气开关air-breather通气孔，通风装置，空调装置airbuffer空气缓冲器，空气缓冲片aircircuitbreaker空气断路器aircleaner空气过滤器aircompressor空气压缩机sircondenser空气（介质）电容器airconditioning空气调节air-conditioningplant冷气装置，空气调节装置air-cooled（空）气冷（却）的air-corechokingcoil空（气）心扼流圈air-corecoil空（气）心线圈air-corereactor空（气）心电抗器air-coretransformer空（气）心变压器aircraft飞机airdamper空气阻尼器airdamping空气阻尼airescapevalve放气阀air-gapfield气隙磁场air-gapflux气隙磁通air-gapfluxdistribution气隙磁通分布air-gaplightningarrester气隙避电器airinsulation空气绝缘air-gapsectioninsulation气隙分段绝缘airjoint非绝缘（锚段）关节airline空气沟道，风道airdistance空间距离air-linewire架空导线airsection空气分段，绝缘（锚段）关节airspacepapercorecable空气纸绝缘电缆airswitch空气开关air-tightness气密，密封（度、性）AIS（alarmindicationsignal）报警指示信号aisle通道alarm警报，警报器，报警信号，报警信号设备alarmbell警铃alarmdevice报警信号设备alarmlamp警报灯，危急信号灯alarmrelay报警信号继电器alarmswitch报警信号开关alcohol酒精，乙醇algebra代数algorithmiclanguage算法语言（计算机）alkalineaccumulator碱（性）蓄电池alkaliproof耐碱性all全，整，纯all-dayefficiency一昼夜效率all-electric全部电气化的，全电的all-electricinterlocking继电集中（装置）all-mains可由任何电源供电的，万能供电的all-mainsreceiver交直流两用接收机allocation分配，配置，部署allotter分配器allowable容许的allowableerror容许误差，公差allowableinversevoltage容许逆电压allowableload容许负载，容许负荷allowable-switchingcurrent容许合闸电流allowabletemperature容许温度allowablevalue容许值allowablevoltage容许电压allowablevoltagedeviation容许电压偏差allowance公差，容差alloy合金alloycontainingsilver银合金alloyjunction合金结alloysteel合金钢all-purpose全能的，通用的all-relayinterlocking继电器式电气集中（联锁）all-relaysemi-automaticblocksystem继电半自动闭塞allwave全波的alternate交变，变换，交替，换件，换物，交变的，交流的，交替的alternatemarkinversioncode交替信号反转码alternatingcomponent交流成分，交流分量alternatingcurrent交流电alternatingcurrentcircuit交流电路alternatingcurrentcommutator交流整流子电动机alternatingcurrentdistribution交流配电alternatingcurrentgenerator交流发电机alternatingcurrenthum交流哼声alternatingcurrentmains交流电力网alternatingcurrentrelay交流继电器alternatingcurrentresistance交流电阻alternatingcurrenttractionsubstation交流牵引变电所alternatingcurrenttransmission交流输电alternatingfield交变场alternatingflux交变通量alternatinglateraldisplacement向两侧位移alternatingload交变负载，变动负载alternatingmagneticfield交变磁场alternatingvoltage交流电压alternator交流发电机altitude高度aluminum铝aluminumalloy铝合金aluminumarmorrod铝包带aluminumbusbar铝母线aluminumcablesteelreinforced钢芯铝线aluminumcantilever铝腕臂aluminumcastalloy铸铝合金aluminumcoatedtensilesteel铝覆高强度钢铝线aluminumcoatedsteelwire铝覆钢线aluminumconductorrail钢铝复合接触轨aluminumhingedcantilever铝旋转腕臂aluminumoxideporcelain矾土（氧化铝）瓷aluminum-steelcable钢（芯）铝电缆aluminumsteelcomposite钢铝复合aluminumwire铝线ambient周围的，环境的ambienttemperature环境温度Americanwiregauge美国线规ammeterswitch安培计amortisseur阻尼器，减震器，消音器amortisseurwinding阻尼绕组（同步电机的）amortizationelementofseriescapacitancecompensator串联电容补偿装置阻尼元件amount总数（量，额），（数，剂）量amountofenergy能量amountofworkgivenout发出功amountofworkrequired需要功ampacity载流量amperage（1）安培数，（2）交流强度ampere安（培）（电流单位）ampere-hour安（培小）时ampere-hourcapacity安时容量ampere-hourmeter安时计Ampere'slaw安培定律ampere-turns安匝ampere-turnsfactor安匝系数amplificationfactor放大因数amplificationrange放大范围amplifier放大器amplifier-inverter倒相放大器amplifiernoise放大器噪声amplifierplug放大器插头amplifierstage放大级amplifiertransformer放大器变压器，低频变压器amplifiertube放大器电子管amplitude振幅，幅度amplitudecharacteristic振幅特性（曲线）频率特性（曲线）amplitudecontrol振幅调整，振幅控制amplitude-frequencyspectrum振幅-频率波谱amplitudelevel波幅电平amplitudelimiter限幅器amplitudeofoscillation振幅amplitudeofvibration振幅analog模拟，类似analogdatatransmission模拟数据传输analogsignal模拟信号analogsubscriberterminal模拟用户终端analog-to-digitconverter模拟数字转换器analogtrunkshelf模拟中继机架analyse（analyze）分析，研究，分解（图象）analysis分析，分解，能析analytic（al）分析的，能析的analyticalfunction分析函数analyticexpression分析式anchor锚，地锚，锚结anchorbolt地脚螺栓anchorear抱箍，桩环anchorfitting锚固零件anchoring装拉线，拉线装置anchorinsulator拉杆绝缘子anchorlink锚结环anchorleg拉线横桩anchormast锚柱anchormaststaywire锚柱拉线anchorplate锚板anchorpole锚杆，拉线杆anchorrod锚杆anchorstructure锚柱anchorstrut拉（线撑）杆，撑杆，加固杆"and"circuit“与”门电路angle角，角度，角钢anglebrace角铁撑脚angleofadvance超前角，导前角angleofcut-off截止角angleofdisplacement位移角angleoflag滞后角angleoflead超前角，导前角，前置角angleofoutlet出口角angleofprotection保护角angleofradiation辐射角angleofreflection反射角angleofrefraction折射角angleofrotation旋转角anglesteel角钢angletower转角塔angular角的，角度的，角状的angularerror角误差angularfrequency角频率angularvelocity角速度annealingtreatment退火处理annual每年的，年度的annualmean年平均（值）annualmeanload年平均负荷annualvariations年变化anodal阳极的anode阳极，板极，屏极anodeaction阳极反应anodearea阳极区域anodebattery屏极电池，阳极电池（组），B电池，乙电池anodebend板栅特性曲线部分anodecurrent阳极电流anoderesistance阳极电阻anodevoltage阳极电压，板压anomaly异常answer应答，答话（电话），答数answeringpulse应答脉冲answeringsignal应答信号answeringsupervisoryrelay应答监视继电器antaciron硅铁合金antenna天线anticoronacollar电晕保护，防晕环anticorrosive防锈的anticorrosivecoating防腐层，防锈层anti-corrosivepaint防腐漆，防锈漆anticreepingdevice防窜装置，防爬器anti-interference抗干扰anti-interferencecondenser抗干扰电容器anti-interferenceequipment抗干扰设备，抗干扰装置anti-interferenceinstallation抗干扰设备，抗干扰装置anti-jamming抗干扰antijammingunit抗干扰装置anti-leakageproperty抗漏电性能antimagnetic抗磁性的，反磁性的antiparallelcoupling反并联接法antiphase反相位（的），反相（的）anti-resonance反电流谐振，并联谐振，反谐振，反共振anti-resonancecircuit并联谐振电路，反谐振电路anti-symmetricaloscillation非对称振荡aperiodicaerial非调谐天线，非谐振天线aperiodicity非周期性，非周谐性apparatus仪器，设备，装置，机械，器械apparentcomponent表观分量，视在分量apparentearthconductivity视在大地导电率apparentelectromotiveforce视在电位动势apparentenergyconsumptionunit视在单能耗apparentimpedance表观阻抗，视在阻抗apparentinductance表观电感，视在电感apparentmass外观质量apparentpower表观功率，视在功率apparentresistance表观电阻，视在电阻appearance外观，出现，显露appearancepotential外观电势，外观电位appendix附录appliance仪表，设备，用具application适用，应用，申请书applied应用的，外加的appliede.m.f.外加电动势appliedvoltage外加电压approach接近，近似的approachindication（列车）接近指示approximate接近，趋近，近似法，近似值approximateestimation概算approximateformula近似公式approximatevalue近似值approximation近似法，近似值appurtenances附属部件，辅助机组aqueous水的aqueoussolution水溶液arbitrary任意的arbitraryconstant任意常数arbitraryphaseanglepowerrelay有功-无功功率继电器arbitraryunits任意单位arc电弧，弧光arcblow-out消弧，灭弧arccharacteristic电弧特性（曲线）arcchute电弧隔板，消弧栅arccurrent电弧电流arcdetector电弧检测器arcdischarge电弧放电arc-drop电弧压降arc-droploss弧降损失arcduration燃弧时间arcelectrode电弧极arcextinction灭弧，消弧arcextinguishchamber消弧室（断路器）arcextinguishing灭弧，消弧arcextinguishingequipment灭弧装置，消弧设施，灭弧设施arcflame（电）弧（火）焰arcfurnace电弧炉archbridge拱桥arcing弧击穿arcingcontactor角形接触器arcingdistance放电距离arcing-fault燃弧事故arcinggas电弧气体arcingground接地弧，对地电弧放电arcinghorn角形避雷器arcingring消弧环，环形消弧器arcingtime弧时间，飞弧时间（断路器）arcingtips电弧接点，电弧融点arcingvoltage超弧电压arclight弧光arc-over电弧放电，闪络，飞弧arc-overvoltage电弧放电电压，飞弧电压arcprotection闪络保护（绝缘子）arcquantity燃弧数量arc-quenchingchamber灭弧室arcspark电弧火花arcstrike弧光放电，电弧闪络arcsuppression消弧，灭弧arcsuppressioncoil消弧线圈，灭弧线圈arcvoltage电弧电压areaofwork工作面（积）argument幅角，函数的自变量，论证arithmeticmean算术平均数arm横担，杆armature电枢，衔铁armaturecharacteristiccurve电枢特性曲线armaturecoil电枢线圈，衔铁线圈armaturecore电枢铁芯，衔铁铁芯armaturecurrent电枢电流armaturedrum电枢心子armatureduct电枢风道armatureendconnection电枢端部接线armatureendplate电枢端板armatureexcitation电枢-励磁曲线armaturelamination电枢迭片armaturereaction电枢反应armatureresistance电枢电阻armour（armor）铠装armouredcable铠装电缆armouredundergroundcable铠装地下电缆arrangementofterminals端子布置arrangementofwires安线，布线arrester放电器，避雷器arrow指针，箭头articulatedlorry拖挂车运输artwork原图，布线图asbestos石棉as-builtdrawings竣工图aspect平面形状，缩图，方位（信号）形式assemble装配，组装assembly组，套，组合体，组装，装配安装，汇编，系集（统计力学）assemblydrawing组装图，装配图assemblyline配线，流水线assembly-lineoperation流水作业assemblyshop装配车间assessingqualityofcurrenttransmission评价电流传输能量assignedvoltage规定电压assistant助手assistingvehicle补机（附在列车后的动力车）asymmetric不对称的，不平衡的asymmetricalcharacteristic不对称特性asymmetricalpulse不对称脉冲asymmetry不对称性，不平衡度（三相系统的）asymptote渐近线asynchronous非同步的，异步的asynchronousmachine异步电机asynchronousmotor异步电动机asynchronousspeed异步转速asynchronous-synchronousconverter异步-同步变流器asynchronoustransmission异步传输ATfeederAT供电线，正馈线At-gradesection地上区段At-gradetransportsystem地面运输系统atmosphericdischarge大气放电atmosphericdisturbance大气干扰atmosphericinterference雷电干扰，大气干扰atmosphericover-voltage大气过电压atmosphericovervoltageprotection雷电过电压保护，大气过电压保护atmosphericpollution大气污染atmosphericpressure（大）气压（力），大气压atmosphericvalve气阀atmosphericwave大气电波atom原子atomization雾化ATPonboardunit车载自动保护装置ATPoverspeedalarm列车自动保护超速报警ATPtrackfeedunit列车自动保护轨道馈电装置ATPtracksideunit轨道列车自动保护装置ATpositivefeederAT供电线ATsystemAT方式attachment连接件attachdrawing附图attachment连接件attenuation减，耗，电波的消失attenuationconstant衰减常数attraction吸引，吸力，引力AUG（administrativeunitgroup）管理单元组audiblenoise可闻噪声audiblealarm听觉报警audiocommunicationcircuit音频通讯电路audiofrequency音频audiofrequencytrackcircuit音频轨道电路audiofrequencytrackreleasecircuit音频轨道解锁电路audiofrequency-shiftmodulatedtrackcircuit移频轨道电路augercar钻探车autoconduction自感autocontrol自动控制，自动调整autoconverter自耦变压器autocorrection自动校正auto-cut-out自动断路器autoformer自耦变压器autoformerfeedingsystem自耦变压器供电方式（或AT供电方式）auto-inductivecoupling自耦变压器耦合，自感耦合auto-jigger自耦变压器automatic自动的automaticadjustment自动调节automaticaircircuitbreaker自动空气断路器automaticalarm自动报警（装置）automaticandhandoperatedchangeoverswitch自动手动转换开关automaticblockequipment自动闭塞设备，自动闭塞装置automaticblocksignalline自动闭塞信号线路automaticblockwithaudiofrequencyshiftmodulatedtrackcircuits移频自动闭塞automaticblockwithcodedtrackcircuits电码自动闭塞automaticblockwithdoubledirectionrunning双向运行自动闭塞automaticblockwithsingledirectionrunning单向运行自动闭塞automaticblocking自动闭塞，自动锁闭automaticbraking自（动）制动automaticbreak自动切断automaticcaridentification自动车号识别automaticclassificationyard自动化编组场automaticcleaningmachine自动清洗装置automaticcontrol自动控制，自动调整automaticcontroldevice自动控制装置automaticcontroller自动控制器automaticdisconnection自动切断automaticdroppingdevice自动落下装置automaticfirealarmsystem自动火灾报警系统automatichumpyard自动化驼峰automatichighwaycrossingsignal道口自动信号automaticlinesectionlizer自动线路分段，自动限载装置automaticloadlimitation自动减载装置，自动限载装置automaticloadregulator自动负载调节器automaticoperation自动操作automaticoverheadcontactline架空接触网automaticoverheadcontactlinere-closing架空接触网自动重合闸automaticoverheadcontactlinereversepolaritytesting架空接触网反馈电压自动检测装置automaticoverheadcontactlinetesting架空接触网自动检测装置automaticoverheadcontactlinesynchronizingdevice架空接触网自动同步装置automaticoverheadcontactlinetensioningdevice架空接触网张力自动补偿装置automaticphasecontrol自动相位调整automaticpowercontrol自动功率控制automaticprogramming自动编程序automaticprogrammingmachine自动程序设计机automaticreclosing自动重合automaticreclosingrelay自动重合闸继电器automaticregulatingdevice自动调节装置automaticregulation自动调节automaticrelaycomputer自动继电器计算机automaticrelease自动释放，自动切断automaticremotecontrol自动遥控automaticroutecontrol（ARC）自动进路控制automatics自动装置，自动学automaticsubstation自动变电所automaticswitch自动开关automaticswitchingover自动转换（切换）automatictensioner自动补偿器automatictension（ing）自动补偿automatictensioninggear张力补偿装置，补偿器automatictensioningdevice张力补偿装置，补偿器automatictraincontrol（ATC）列车自动控制automatictrainoperation（ATO）列车自动运行automatictrainprotection（ATP）列车自动保护automatictrainstop（ATS）自动停车automatictrainsupervision（ATS）列车自动监测automaticvoltageregulator电压自动调整器automaticallytensioned（自动）补偿的automaticallytensionedcatenary自动补偿链形悬挂automaticallytensionedequipment张力补偿装置automation自动化automationcomponent自动装置auto-reclosure自动重合闸auto-switch自动开关auto-tensionedconductor补偿导线auto-transformer自耦变压器auto-transformerfeeding自耦变压器馈电auto-transformerfeedingsystem自耦变压器供电方式（AT供电方式）auto-transformersection自耦变压器区段auxiliary辅助设备，辅助的，备用的，补充的，副的auxiliarybogie辅助转向架auxiliarybusbar辅助母线auxiliarycarriercable辅助承力索auxiliarycatenarywire辅助承力索，次承力索auxiliarycircuit辅助电路auxiliarycontact辅助接点auxiliarycurrent辅助电流auxiliarycurrenttransformer辅助电流互感器auxiliarydevice辅助设备auxiliaryequipment辅助设备auxiliaryfeeder辅助馈线auxiliaryfuse辅助熔断器auxiliarygrounding辅助接地auxiliaryline辅助线auxiliarymessenger辅助承力索，次承力索auxiliarymessengerwire辅助承力索，次承力索auxiliarypower备用电auxiliarypowerstation备用发电站auxiliaryrelay辅助继电器auxiliaryresistance辅助电阻auxiliarysubstation备用变电所auxiliaryswitch辅助开关auxiliarytransformer辅助变压器availability可利用率availabilityoftractionpowersupply牵引供电系统的可利用率availabilityoftrainoperation铁路运输的可利用率availablepower有效功率，可用功率availablepowerefficiency有效功率效率，有功效率available-time有效时间availablework可用功average平均的，平均值，求均值averagecapacity平均容量averagecurrentoffeedingsection供电臂平均电流averagecurrentoftrain列车平均电流averagecurrentofchargingtrain列车带电平均电流averageerror平均误差averagefunctionallife平均功能寿命averagelife平均寿命averageload平均负荷averageoutput平均输出averagepower平均功率averagespeed平均速度averagevoltage平均电压avometer万用表，安伏，欧计awning雨篷axialampere-turn轴向安匝axialclearance轴向间隙axialcomponent轴向部分，轴向分量axialtension轴向拉力axialwirebead（同轴电缆心线的）绝缘垫珠axis轴线axisofimaginaries虚数轴axisofcoordinates坐标轴axisordinates纵（坐标）轴，Y轴axisofreference参考轴，基准轴axisofrotation旋转轴axle轴，棒，（轴）杆axlecountingequipment轴计数设备axleshuntingsensing轴向分路信号传感Bballend/eyeendfitting杵环杆ballsocketendclamp杵座鞍子bindinghead球面扁圆柱头bug-free无故障burr毛刺bindingforce结合力back后面的，相反的，后面，背面，底座，垫backampere-turns反安匝backandfrontpitchofawinding绕组的前后切距backbias反馈偏压，回授偏压backbridgerelay反桥接继电器backclamping反向钳位backconnection背后连接backcontact后融点，静合接点backcoupling反馈（耦合），回授backdischarge反向放电backdrop交流声，干扰backedgeofimpulse脉冲后沿backfeed反馈，回授background背景，基底backgroundnoiseofchannel通路固有杂音backguy拉线backingcoil补偿绕组，反接绕组back-nut底座螺母back-off补偿backresistance逆向电阻backstay拉线backtiebracketforconcretemast混凝土支柱下锚拉线底座backtiebracketforsteelmast钢柱拉线角钢back-to-backmethod反馈法back-upprotection后备保护装置backview背面图backvoltage逆电压，反电压backwardcurrent逆向电流（水银整流器）backwarddiode反向二极管backwardwave反射波，回波badcontact不良融点，不良接触bakelite酚醛塑料，电木，（绝缘）胶木balanceadjustment平衡调整balancecoil平衡线圈balancedfeeder平衡馈线balancedload平衡负载balanced-loadmeter平衡负载电度表balancednetwork平衡网络balancedrelay差动继电器balancedsystem平衡系统，平衡制balancedthree-phasesystem平衡三相制balancedthree-wiresystem平衡三线制balanced-unbalancedtransformer平衡-不平衡变压器（接两个系统间的），平衡-不平衡转换器balanceofvoltage电压平衡balanceout衡消，平衡掉，中和balancer-booster平衡增压机balancer-transformer平衡变压器，平衡转电线圈balancetoground对地对称，对地平衡balanceweight坠陀，重锤balanceweightbar坠陀杆balanceweighttensioner坠砣补偿器balancing平衡，补偿，定零装置balancingbattery浮充电池（组）balancingrelay平衡继电器ballast镇流器，镇流电阻，道碴ballastedtrack有碴轨道ballastickick急冲，突跳（仪表指针）ballastingresistance平流电阻，镇流电阻ballclevis球头挂板ballfloat浮球ball-eye球头挂环ball-endeye-endrod杵环杆ball-endedeyelink球头挂环ballisticgavanmeter冲击电流计，冲击检流计ballhook球头挂钩ballsocket球形插座ballwasher球形垫块ballwitheye球形挂环bandpassfilter带通滤波器bandswitch波段开关bandwidth带宽bankcable多感电缆bankoftransformers变压器组bar杆，棒，条barcopper铜条，铜棒barcoupler母线联络开关bare裸的，空的barebusbar裸母线barecopperwire裸铜线bareconductivestrip裸露的带状导体bareelectrode裸电极，裸焊条barmagnet磁棒，条形磁铁barepipe裸管,裸线barometerbarometricpressure气压表bar-typecurrenttransformer单匝电流互感器，汇流条式电流互感器barwinding条形绕阻，棒形绕阻base基础，基线，基极（晶体管的）底坐，底板，基数baseaddress基底地址basebleedercircuit基极分压电路basecurrent基极电流baseelectrode基极baselight基本照明，底照明baseload基底负载，基底负荷，基极负载，（晶体管的）basepin管脚basepoint原点basespeed基本风速basevalue基准数basic基本的，主的，基底的，碱的，碱性的basicamplitude基本振幅basiccapacity基本容量，基本功率（系统）basicchargeasperinstalledcapacity基本电费basiccircuit基本线路，原理电路，主结线basicdesignsoftware基本设计软件basicimpulselevel基本脉冲电平basicload基本负载，基本负荷basicnetwork基本网络basicpowersource基本能源，主要能源basicscience基础科学basictechnicaldata主要技术资料basicvalue基数basicterm基本项，主项basictime基本时限，第一段时限（继电器）basicvoltage基底电压batterycharger蓄电池充电器battery-chargingswitch充电转换开关batterycontainer蓄电池容器batterycutout电池电路自动断路器batterydistributionboard蓄电池配电盘batteryofcapacitors（并联）电容器组batterypanel电池盘，电池屏batteryplate蓄电池极板battery-powered电池供电的batteryroom蓄电池室beam梁，横梁bearingcapacity承载容量，承载能力bearingpile支承桩bearingplate垫板，衬垫bearingpressure承压力bell-shapedsuspensioninsulator腕形悬挂绝缘子beltedcable铠装电缆benchcutmathod台阶开挖法benchinsulator绝缘座bending弯曲bendingstiffness弯曲刚度bentcap盖梁bentonite膨润土biasadjustment偏置调节biasbattery偏压电池biascircuit偏压电路（电子管），偏流电路（晶体管）biascurrent偏流biasresistance偏压电阻，偏流电阻biastemperature偏置温度biasvoltage偏压biaswinding偏压线圈，辅助磁化线圈biased偏压的biasedrelay偏压继电器，极化继电器，偏极继电器biased-neutralrelay无极偏极继电器biasing加偏压，偏，偏置bidrectionaltrafficvolume双向交通量bifurcation分岔bigpowerstation大型发电厂bilateralbar双向钢筋bilateralcontactlinepowering双边供电billofmaterials材料表，材料清单billofquantities工程量清单billingdemand计费需要bi-metalcoppercladsheet双金属包铜板bimetalcoppercladsteelconductor双金属铜包钢导线bimetalrelay双金属转子bimetaltimedelayrelay双金属延时继电器bimetalicthermometer双金属温度计bin箱，接收器binary双的，二元素的（化）binarysystem二进制，二元系，二元制binder柱内箍筋bindingforce约束力biologicalfilter生物滤油biphase双相的bipolartransistor双极性晶体管，场效应晶体管bipolarity双极性birdprotection鸟类保护bird’seyeview俯视图，鸟瞰图bistablecircuit双稳电路bistableelement双稳态元件bistablerelay双稳态继电器bistable双稳的biswitch双向硅对称开关bit比特bitaddressing位地址bitchanger位变换器biterrormeasuringsets比特误码率测试仪bitsynchronization位同步，周期同步bitumen沥青bitumensheet油毡纸bitumenousconcrete沥青混凝土blade尖轨blankingvoltage熄灭电压，截止电压blastwave冲击波bleeder分压器，分泄电阻，缓解阀，排污管bleedercircuit分压电路，泄放电路blie-printapparatus晒图机，晒图设备blind空的，未占用的blindplug绝缘插头，空插头，伪装插头blindpower无功功率，电抗功率block整体的，组合的blockandpulleyarrangement带坠砣的滑轮装置blockassemblyrack组合架blockcircuit闭塞电路blockcleared解除闭塞，闭塞区段出清blockclearposition闭塞区间空闲位置blockcontact闭塞触点，联锁触点blockcontrol闭塞控制blockdiagram方块图，简图blockfoundationwithsteps阶形整体基础blockjoint闭塞区段绝缘节blockoccupancyimdication闭塞区间占用表示blockoccupancy闭塞区间占用blocksystem闭塞系统blockterminal分线盒，配电盒blocktypesubstation组合式变电所block（ing）condenser隔（直）流电容器blockingdevice闭锁装置blockingelement闭锁元件blockingequipment闭塞设备，闭塞机blockingsection闭塞分区，闭塞区间blowfuseindicator熔线，熔断指示器blowingout熄灭，吹灭blowing-outofarc熄弧，弧的吹熄blow-off风偏移，掉线blow-outcoil消弧线圈，磁吹线圈blow-outhorm消火花角隙blow-outmagnet灭弧磁铁blow-outofspark消灭火花bluelamp蓝灯blueprint蓝图bluevalve排污阀boardinwarddialing(BID)用户交换机经转接台呼入boardingpassenger上车客流量body(capacity)effect人体（电容）效应bogie转向架bogieagainstdeflectionrigidity转向架扭曲刚度bogiesideframe侧向架bolt螺栓boltandnut螺栓，带螺母boltforinsulatorsteady绝缘子固定螺栓bolthook钩头螺栓boltlock栓锁，螺栓保险boltpin螺栓销boltedandweldedthroughtrussbridge下承式栓焊梁桥boltedjoint螺栓接头bolt-typeparallelgrooveclamp单螺栓并沟线夹bond耦合，链，钢轨连接（器）粘合剂，捆，束，导接线bondrope连接绳bonding链，屏蔽接地，结合，搭接，电缆铠甲的连结bondingcable连接电线bondingforce粘接力boom悬臂boost增补，增(加电)压，补充电压boostcharge补充充电boostfan增压风机boostersectionBT区段boostertransformerfeedingsystemBT供电方式boostertransformer升压变压器，吸流变压器boostingwire吸上线boreholelogs钻孔工作日记boredpile控孔桩，钻孔桩boringmachine钻孔机boringtest钻孔试验borrowearth借土borrowpit取土坑bothrailinsulated双轨绝缘bottomview底视图bounce跳动，反跳，标志，跳动（示波器）bouncingcontactstrip弹性接地带（贯通接地带）bound边界，边缘，极限boundarydistance边界距离bow滑板弓架，集电弓bowcollector集电弓bowtrolley集电弓boxswitch匣式开关brace拉条，撑臂，叉bracebracket斜撑座bracing支柱，支撑，连接杆件bracingbolt连接螺栓bracingforce撑杆的受力bracingintunnelsupport顶撑bracingwire拉线bracket支架，托架，臂bracket&frameforinsulator开关托架bracketbaseofmid-anchorforbusbar汇流排中心锚结下锚底座bracketforanchorarm锚臂连接底座bracketforbacktie拉线底座bracketforheadspanwire定位索底座bracketforsteelmast底座槽钢bracketfortierod拉杆底座bracketpole装有交叉支撑的电杆brakecircuitgovernor(ATP)制动电路控制器（列车自动保护）brakecontrolunit制动控制单元brakedisk制动盘brakeload制动荷载brakemagnet制动电磁铁brakemotor制动电动机brakeprotectingrelay制动保护继电器brakeregulator制动调节器brakeshoe闸瓦brake制动器，闸braking制动brakingcontrol制动控制brakingcurrent制动电流brakingdistance制动距离brakingeffort制动力brakingforcecurve制动曲线brakingmethod制动方式brakingsystem制动系统brakingtostandstill停车制动branch分接，分支，专用线branchcircuit分支电路branchconductor支线branchduct支管，通风支管branchjoint分支套管，分支接头branchline（分）支线branchpoint分路点，分支点branchingcable分支电缆branchingsideofpoint道岔支线侧branch-offcurve岔线branch-off分支，分接，分路break断开切断，断路，断线breakarc切断电弧breakcapacity开断容量breakcontact断开融点breakin插入，