b h curve ==> bh曲线 
B scope ==> B型显示 
babbitt metal ==> 巴比特合金 
back ampere turns ==> 逆向安匝 
back barrier complex ==> 障壁后复合体 
back conductance ==> 反向电导 
back connection ==> 背面连接 
back contact ==> 后接点 
back-coupled generator ==> 反馈振荡器 
back-coupled Hall generator ==> 反馈耦合霍尔发生器 
back coupling ==> 反馈耦合 
back coupling condition ==> 回授条件 
back current ==> 逆电流  北京报关员考试
back current principle ==> 逆电流原理 
back discharge ==> 反向放电 
back electromotive force ==> 反电动势 
back electromotive force cell ==> 反压电池 
back fire ==> 逆弧 
back flashover ==> 反向闪络 
back flushing ==> 反吹 
back geared motor ==> 带减速齿轮的电动机 
back power ==> 反向功率 
back pressure turbine ==> 背压透平 
back pulse front ==> 脉冲背面 
back resistance ==> 反向电阻 
back span ==> 反向间隔 
back to back method ==> 反馈法 
back-up ==> 后备的,备用的,应急的 
back-up auxiliary ==> 备用辅机 
back-up busbar ==> 备用汇流排 
back-up power supply ==> 备用电源 
back-up protection ==> 后备保护 
back-up safety device ==> 备用安全装置 
back-up supply ==> 备用电源 
back view ==> 背视图,背面图,后视图 
back wave ==> 间隔信号 
back wiring ==> 背面布线 
back wiring diagram ==> 背部接线图 
backcoupled generator ==> 回授振荡器 
background ==> 后台背景本底 
background counts ==> 本底计数 
background current ==> 基流 
background mass spectrum ==> 本底质谱 
background noise ==> 背景噪声 
background processing ==> 后台处理 
background program ==> 后台程序,后台程度 
background reader ==> 后台读出器 
backing ==> 底座 
backing coil ==> 反接线圈,补偿线圈 
backing groove ==> 背面坡口 
backing memory ==> 后备存储器 
backing pass ==> 底焊焊道 
backing plate ==> 底板 
backing power ==> 倒车功率 
backing pump ==> 旋转油泵 
backlash ==> 空转 
Backman thermometer ==> 贝克曼温度计 
backplane ==> 背板 
backscattered electron image ==> 背散射电子象 
backspace character ==> 退格符 
backward channel ==> 反向信道 
backward flow ==> 逆流 
backward lead ==> 电刷后移 
backward reading ==> 反读 
backward resistance ==> 反向电阻 
backward voltage ==> 反向电压 
backward wave ==> 反向波 
bad conductor ==> 不良导体 
bad contact ==> 不良接触 
badge punch ==> 标记穿孔机 
badge reader ==> 标记阅读器 
baffle ==> 隔离屏 
baffle wall ==> 隔板 
bakelite ==> 酚醛塑料 
bakelite Bakelite ==> 电胶木 
balance ==> 天平,平衡 
balance coil ==> 平衡线圈 
balance for measuring amount of precipitation ==> 水量秤 
balance indicator ==> 平衡指示器 
balance output ==> 对称输出 
balance quality of rotor ==> 转子平衡精度 
balance relay ==> 平衡继电器 
balance wieght ==> 平衡块 
balanced beam relay ==> 平衡杆式继电器 
balanced bridge ==> 平衡电桥 
balanced circuit ==> 平衡电路 
balanced demodulator ==> 平衡解调 
balanced line ==> 对称线路 
balanced load ==> 平衡负载 
balanced modulator ==> 平衡调制器 
balanced plug ==> 平衡型阀芯 
balanced polyphase system ==> 平衡多相系 
balanced system ==> 平衡系统 
balanced three phase circuit ==> 平衡三相电路 
balanced voltages ==> 平衡电压 
balancer ==> 平衡器均压器 
balancing ==> 平衡 
balancing battery ==> 缓冲电池组 
balancing capacitor ==> 均衡电容器 
balancing capacity ==> 平衡电容 
balancing coil ==> 平衡线圈 
balancing controller ==> 平衡调节器 
balancing generator ==> 平衡发电机 
balancing machine ==> 平衡机,平衡试验机 
balancing machine sensitivity ==> 平衡机灵敏度 
balancing method ==> 零点法 
balancing network ==> 平衡网络 
balancing potentiometer ==> 平衡电位计 
balancing resistor ==> 平衡电阻器 
balancing rheostat ==> 平衡变阻器 
balancing speed ==> 均衡速率,平衡转速 
balancing transformer ==> 平衡用变压器 
ball and socket type suspension insulator ==> 球窝式悬挂绝缘子 
ball bearing ==> 滚珠轴承 
ball-clevis ==> 球头挂板,由脚球与双片或单片挂板所构成的一种连接件 
ball-hook ==> 球头挂钩 
ball insulator ==> 球形绝缘子 
ball lightning ==> 球状闪电 
ball piston motor ==> 球塞式电动机,钢球式发动机 
ball pneumatic dead wieght tester ==> 浮球压力计 
ball screw assembly ==> 滚珠丝杠副 
ball valve ==> 球阀 

ballast ==> 稳定器 
ballast leakage ==> 镇流漏电 
ballast leakage resistance ==> 镇流漏泄电阻 
ballast resistance ==> 平稳电阻 
ballistic galvanometer ==> 冲击电流计 
ballistic galvanometer constant ==> 冲击电流计常数 
ballistic method ==> 冲击法 
balzed grating ==> 闪耀光栅 
band ==> 带,频带,箍(gū),波段,范围,围带,域,光带,区域 
band adjustment ==> 区域调节 
band brake ==> 带闸 
band coupling ==> 带状联轴器 
band electrode ==> 带极 
band elimination filter ==> 带阻滤波器 
band fuse ==> 片形保险丝 
band gap voltage reference ==> 带隙电压参考 
band-limited frequency spectrum ==> 限带频谱 
band limiting ==> 频带限制 
band model ==> 能带模型 
band of frequencies ==> 频率带 
band origin ==> 谱带基线 
band overlap ==> 能带重叠 
band-pass ==> 带通,通频带 
band-pass filter ==> 带通滤波器 
band-pass transformer ==> 带通变压器 
band rejection filter ==> 带阻滤波器 
band spread ==> 频带展宽,波段展开,频带扩展 
band stop filter ==> 带阻滤波器 
band-suppression filter ==> 带阻滤波器 
band switch ==> 波段转换开关 
band theory ==> 能带理论 
band to band transition ==> 带间跃迁 
band transformer ==> 波带变压器 
band width ==> 频带宽度 
band width of video amplifier ==> 视频放大器频宽 
banding insulation ==> 绑扎绝缘 
bandwidth ==> 带宽 
bandwidth control ==> 带宽控制 
bang bang controller ==> 继电器式控制器 
bang bang servo ==> 开关伺服系统 
bank of resistors ==> 电阻组 
bank winding ==> 迭绕线圈 
bar-and-dot generator ==> 点划发生器 
bar armature ==> 条线圈电枢 
bar electromagnet ==> 条形电磁铁 
bar graph generator ==> 彩条信号发生器 
bar insulation ==> 条绝缘 
bar photometer ==> 条形光度计 
bar primary bushing type current transformer ==> 棒形电流互感器 
bar type transformer ==> 条形铁心变流 
bar winding ==> 条形绕法 
bar wound machine ==> 条绕电机 
bare conductor ==> 裸线 
bare electrode ==> 裸极 
bare motor ==> 无配件电动机 
bare wire ==> 裸线 
barium ==> 钡 
barkhausen kurz oscillations ==> 巴克好森库尔兹振荡 
barn ==> 靶恩 
barograph ==> 气压计,气压记录嚣 
barometer ==> 气压表 
barometer cistern ==> 气压表水银槽 
barometric correction ==> 气压表器差修正 
barometrograph ==> 空盒气压计 
barothermograph ==> 气压温度计  
 

barrel ==> 桶 
barrel distortion ==> 桶形畸变,负畸变 
barrel winding ==> 桶形绕法 
barretter ==> 镇流电阻器 
barrier complex ==> 障壁复合体 
barrier frequency ==> 截止频率 
barrier island complex ==> 障壁岛复合体 
barrier layer capacitance ==> 阻挡层电容 
barrier layer cell ==> 光电池 
barring motor ==> 盘车电动机 
BAS, Building Automation System ==> 楼宇自动化系统 
base ==> 基底,灯座 
base address register ==> 基址寄存器 
base bias ==> 基极偏压 
base electrode ==> 基极 
base exchange complex ==> 盐基交换复合体 
base insulator ==> 支座绝缘子 
base line ==> 基线 
base-load ==> 基本负荷,基底负荷 
base-load capacity ==> 基荷容量 
base-load control ==> 基荷控制 
base load generator ==> 基底负载发电机 
base-load generator ==> 基荷发动机,基底负载发电机 
base-load heat source ==> 基本热源 
base-load hydro-plant ==> 基荷水电站 
base-load operation ==> 基荷运行 
base-load plant ==> 基荷发电厂 
base-load power ==> 基荷动力 
base-load power station ==> 基荷电站 
base-load regime ==> 基荷工况 
base-load station ==> 基底负载发电厂 
base-load supply ==> 基荷电源 
base-load thermal power plant ==> 基本负荷火力发电厂 
base-load turbine ==> 基荷汽轮机 
base-load unit ==> 基荷机组 
base map ==> 工作草图 
base metal ==> 母体金属 
base metal thermocouple ==> 基金属热电偶 
base peak ==> 基峰 
base plate ==> 底座板 
base region ==> 基极区 
base register ==> 基址寄存器 
base resistance ==> 基级电阻 
base terminal ==> 基极引出端 
base unit(of measurement) ==> 基本(测量)单位 
baseband frequency repeating system ==> 基频接转制,基频中继系统 
baseband frequency response ==> 基带频率响应 
baseband LAM ==> 基带局域网 
baseline drift ==> 基线漂移 
baseline noise ==> 基线噪声 
baseline potential ==> 空白电位 
baseline value ==> 空白值 
basement complex ==> 基底杂岩 
basic frequency ==> 基频,主频,主频率 
basic industry ==> 基础工业 
basic network ==> 基本网络 
basic NMR frequency ==> 基本核磁共振频率 
basic noise ==> 基本噪声 
basic operating system ==> 基本操作系统 
basic pulse generator ==> 基准脉冲发生器,标准脉冲发生器 
basic standard ==> 基础标准 
basic time ==> 基本时限 
basic vector ==> 基本向量 
basin ==> 硫 
basket coil ==> 笼形线圈 
basket removal panel ==> 元件盒检修护板 
batch control ==> 批量控制 
batch control station ==> 批量控制站 
batch inlet ==> 分批进样 
batch of strain gauge ==> 应变计[片]批 
batch process ==> 分批法 
batch processing ==> 成批处理 
batch processing simulation ==> 批处理仿真 
batch total ==> 成批总数 
bathtub curve ==> 浴盆曲线(产品失效曲线),Bathtub curve showing the failure 
            rate of a population of products versus time. 
battery ==> 电池,蓄电池 
battery acid ==> 电池酸液 
battery backup module ==> 电池备用组件 
battery booster ==> 充电调压器 
battery capacity ==> 蓄电池容量 
battery car ==> 蓄电池车 
battery cell ==> 电池,电瓶,原电池 
battery charge ==> 蓄电池充电 
battery charger ==> 蓄电池充电器 
battery charging generator ==> 电池充电发电机 
battery clip ==> 蓄电池夹 
battery clock ==> 电池钟 
battery cutout ==> 电池电路自动断路器 
battery dialing ==> 单线拨号 
battery drive ==> 蓄电池传动 
battery driven vehicle ==> 蓄电池车辆 
battery electric traction ==> 蓄电池牵引 
battery excited generator ==> 蓄电池励磁发电机 
battery generator ==> 电池励磁发电机 
battery ignition ==> 蓄电池点火 
battery in quantity ==> 并联电池组 
battery insulator ==> 蓄电池绝缘子 
battery jar ==> 电池槽 
battery light kit ==> 电池式灯具 
battery locomotive ==> 蓄电池机车 
battery motor ==> 电池电动机 
battery-operated motor cycle ==> (玩具)电动摩托车 
battery panel ==> 蓄电池屏 
battery plate ==> 蓄电池极板 
battery polarity ==> 电池端子极性 
battery-powered ==> 用电池供电的 
battery rack ==> 蓄电池架 
battery railcar ==> 电瓶机动车 
battery room ==> 蓄电池室 
battery separator ==> 蓄电池极板的隔离板 
battery solution ==> 电液,蓄电池溶液 
battery supply ==> 蓄电池电源 
battery terminal ==> 蓄电池夹 
battery tester ==> 电池测试器 
battery truck ==> 电瓶车 
battery voltage ==> 电池电压 
battery voltage meter ==> 电瓶电压表 
Baud ==> 波特 
baud generator ==> 波特发生器 
baud rate generator ==> 波特率发生器 
baudot code ==> 博多码 
bayonet base ==> 卡口灯座 
bayonet cap ==> 卡口灯座 
bayonet socket ==> 卡口插座 
bdaring support ==> 支承架 
BDV, blow down valve ==> 疏水阀，排污阀 
beacon ==> 信标 

bead ==> 珠 
bead thermistor ==> 珠形热敏电阻 
bead transistor ==> 熔珠晶体管 
beam ==> 射束,横梁,声速 
beam angle ==> 射束孔径角 
beam current ==> 射束电流电子束电流 
beam deflection type proportional amplifier ==> 射束偏转形比例放大器 
beam deflection ultrasonic flowmeter ==> 声速偏转式超声流量计 
beam deflector ==> 电子束偏转器 
beam hole ==> 束孔 
beam loading thermobalance ==> 水平式热天平 
beam path distance ==> 声程 
beam ratio ==> 声束比 
beam spot diameter ==> 束斑直径 
beam switching frequency ==> 射束开关频率 
beam width ==> 束流表度 
bearing ==> 轴承,刀承 
bearing axis ==> 轴承中心线 
bearing clearance ==> 轴承间隙 
bearing friction losses ==> 轴承磨擦损耗 
bearing of motor ==> 电动机轴承 
bearing plate ==> 支承板,承压板,垫板 
bearing point ==> 支承点,控制点 
bearing post ==> 支承柱 
bearing power ==> 负载能力 
bearing pressure ==> 支承压力 
bearing pressurized water system ==> 轴承加压水系统 
bearing radio ==> 承载比 
bearing reaction ==> 支承反力 
bearing replacer ==> 轴承装拆 
bearing resistance ==> 轴承阻力,承压强度 
bearing retaining ring ==> 轴承护圈 
bearing return oil temperature ==> 轴承回油温度 
bearing ring ==> 轴承套环 
bearing ring seal ==> 轴承密封 
bearing running hot ==> 轴承过热 
bearing seal ==> 轴承密封 
bearing seat ==> 轴承座 
bearing shell ==> 轴承壳体 
bearing shield ==> 轴承护罩 
bearing shim ==> 轴承垫片 
bearing shoe ==> 轴瓦 
bearing shoe grinding ==> 刮瓦 
bearing sleeve ==> 轴承套 
bearing stiffener ==> 承重加劲杆 
bearing stool ==> 轴承支架 
bearing strain ==> 支承应变 
bearing stratum ==> 承重层 
bearing strength ==> 支承强度 
bearing stress ==> 轴承负荷强度,挤压应力,支承应力,承载应力 
bearing structure ==> 支承结构 
bearing support tube ==> 轴承支承管 
bearing surface ==> 支撑面 
bearing surface of foundation ==> 基础支承面 
bearing thrust ==> 轴承推力 
bearing thrust face ==> 支承推力面 
bearing value ==> 承载能力,承载值 
bearing vibration ==> 轴承振动 
bearing vibration measuring instrument ==> 轴承振动测量仪表 

bearing wall ==> 承重墙 
bearing water line ==> 轴承水管线 
bearing water pressure booster pump ==> 轴承冷却水升压泵 
bearing water pump ==> 轴承水泵 
bearing water supply line ==> 轴承水供水管 
bearing water tank ==> 轴承水箱 
bearing water train ==> 轴承水管系 
bearing wear ==> 轴承磨损 
beat ==> 拍,节拍,打,跳动,脉动 
beat counter ==> 差频式计数器 
beat cycle ==> 拍频周期 
beat down method ==> 逐次差拍法 
beat effect ==> 拍效应,差频效应 
beat frequency ==> 差频,拍频 
beat-frequency ==> 拍频,差频,差拍 
beat frequency amplifier ==> 拍频放大器 
beat frequency detector ==> 拍频检波器 
beat frequency meter ==> 差频测试计,差频频率计 
beat-frequency meter ==> 差频计 
beat frequency oscillator ==> 差频振荡器 
beat-frequency oscillator ==> 拍频振荡器 
beat frequency receiver ==> 拍频接收机 
beat generator ==> 节拍脉冲发生器 
beat indicator ==> 拍差指示器 
beat interference ==> 拍频干扰 
beat method ==> 差拍法 
beat method of measurement ==> 差拍测量法 
beat note signal ==> 拍频信号 
beat note zero ==> 零拍 
beat oscillator ==> 拍频振荡器 
beat pattern ==> 拍频波形图 
beat receiver ==> 外差式收音机 
beat reception ==> 差拍接收法 
beat telephone ==> 调度电话 
beat-time programming ==> 节拍时间编程 
beat voltage ==> 跳动电压,差拍电压 
beater mill ==> 锤头形磨煤机 
beater plate ==> 风扇用锤打,打击板 
beater pulverizer ==> 锤击磨煤机 
beater-wheel pulverizer ==> 带前置击锤的风扇磨 
beating ==> 拍,节拍,打,跳动 
beating effect ==> 差拍现象 
beating generator ==> 差拍信号发生器 
beating in ==> 合拍 
Beaufort scale ==> 蒲福风级 
Beaume hydrometer ==> 玻美比重计 
Beaume scale ==> 玻美比重标度 
beaver ==> 干扰雷达电台 
beaver-type dam ==> 堆木坝 
Beckman differential thermometer ==> 贝克曼温度计 
bed ==> 机座 
bed plate ==> 底座板 
bedding ==> 衬垫 
Beer’ law ==> 比尔定律 
beginning of tape marker ==> 磁带起始标记

bel ==> 贝 
bell ==> 钟 
bell character ==> 报警符号 
bell insulator ==> 铃形绝缘子 
bell manometer ==> 钟罩压力计 
bell prover ==> 钟罩校准器 
bell shaped insulator ==> 铃式绝缘子 
bell shaped pulse ==> 钟形脉冲 
bell trsnsformer ==> 电铃变压器 
bell-type generator ==> 浮筒式乙炔发生器,钟形乙炔发生器 
bellows ==> 波纹管,波绞管 
bellows coupling ==> 波纹管联轴器 
bellows pressure gauge ==> 波纹管压力表 
bellows seal bonnet ==> 波纹管密封型上阀盖 
bellows type pressure gage ==> 膜盒式压力计 
bellows type sensor ==> 波纹管型传感器 
below bearing type generator ==> 伞式发电机 
below standard performance ==> 效率低于标准 
belt ==> 皮带 
belt brake ==> 带式制动器 
belt cable ==> 铠装电缆 
belt drive ==> 皮带传动 
belt generator ==> 带式静电发电机 
belt insulation ==> 铠包绝缘 
bench drilling machine ==> 台钻 
bench mark ==> 水准点 
bench test ==> 试验台上试验 
benchboard ==> 斜面台 
benchmark problem ==> 基准问题 
benchtop supply ==> 工作台电源 
bend ==> 弯曲 
bending moment ==> 挠矩 
bending strength ==> 弯曲强度,抗弯强度 
bending stress ==> 弯曲应力 
bending test ==> 反复弯曲试验,弯曲试验 
bending vibration ==> 弯曲振动 
bent stem earth thermometer ==> 曲管地温表 
Bergeron model ==> 贝瑞隆模型 
bergman generator ==> 伯格曼发电机 
bernoulli-euler law ==> 伯努利-欧拉定律 
berson simulation ==> 本森模拟 
bessel function ==> 贝塞尔函数 
Besson nephoscope ==> 贝森测云器 
betatron ==> 电子回旋加速器,电子感应加速器 
betatron generator ==> 电子感应加速器 
bevel gear generator ==> 伞齿轮刨齿机 
bezel ring ==> 盖环 
bi directional vane ==> 双向风向标,双风信标 
bi-frequency system ==> 双频制 
bias ==> 偏 
bias circuit ==> 偏压电路 
bias control ==> 偏压控制 
bias resistance ==> 偏压电阻 
bias resistor ==> 偏压电阻器 
bias voltage ==> 偏压 
bias winding ==> 偏压绕组 
biased relay ==> 带制动的继电器 
biaxial cable ==> 双轴电缆 
bichromate cell ==> 重铭酸电池 
biconcave ==> 双凹的 
bid ==> 投标 
bid bond ==> 投标保证金 
bid deadline ==> 投标截止日期 
bid documents ==> 标书 
bid evaluation ==> 评标 
bid evaluation criteria ==> 评标准则 
bid guarantee ==> 投标担保 
bid invitation ==> 招标 
bid invitation specification ==> 招标说明书 
bidder ==> 投标者,投标人 
bidding condition ==> 投标条件 
bidding contract ==> 投标契约