AA．B．C极密度继电器（第二报警值）Density relay For A.B.C. pole (2th alarm value)A．B．C极密度继电器（第一报警值）Density relay For A.B.C. pole (first alarm value)A．B．C极主储压器漏氮指示器Indicator for N2 leakage from the main accumulator of A.B.C.pole安(培) ampere (A)安全边界safety boundaries安全标志safety mark安全标准safety standard安全操作规程safety operation specifications安全措施safety measure / safety action安全电压safety voltage安全阀relief valve / safety valve安全阀打开Safety valve opening安全防护技术要求safeguarding specifications安全分析报告safety analysis report安全工程(学) safety engineering安全工作压力safe working pressure安全管理safety management安全技术措施safety technical steps (measurement))安全技术规程safety technical regulation安全距离safe distance安全可靠运行safe and reliable operation安全认证safety certification安全色safety color安全设[措]施maintenance prevention安全生产safety in production安全特低电压safety extra-low voltage安全限度safe limit安全性safety安全要求safety requirement安全裕度safety margin安全运行safe and reliable operation / safe operation安全责任制system of safety responsibility安全注意事项safety precautions安匝ampere-turns安装erection / mounting / installation安装垫mounting pad安装费用installation cost安装和使用条件condition of installation and use安装和维护erection and maintenance安装结构mounting structure安装结构或间距mounting structure or spacing安装竣工检验final installation inspection安装孔fixing hole安装面mounting face安装平面mounting plane安装使用说明书instructions for installation & operation安装说明mounting instruction安装条件mounting conditions安装图assembly drawing安装有…… be installed / be fitted with氨气检漏ammonia sniffing鞍型端子saddle terminal按钮push-button按钮开关push button actuator按生产要素分配distribution based on production factors 按照in accordance with (to) / according to按指数衰减的直流恢复电压exponentially decaying d.c. recovery voltage盎斯-英寸ounce-inch凹坑pit奥氏体austeniteB八小时工作制8-hour duty巴(表压) bar (gauge pressure)扒钉anti-cheking iron扒渣dross trap拔模斜度draft把...拆开take apart把M安装在N上fit M on N把M套在N上fit M over N把M装（插）进N fit M into N把手handle坝址dam site白班dayshift白点fish eye / flake白金white gold白金电极platinum electrode白口铁white cast iron白口铸铁white cast iron白铁皮white iron白噪声white noise百分比抽样检验percent sampling inspection and test 百分数percentage百分数导电率percent conductivity百分阻抗percentage impedance摆动wobble摆动焊welding with weaving; weave bead welding 摆动振动wagging vibration摆脱电流let-go current扳手wrench / spanner斑点spot搬运handling板材sheets板规（靠模）plate gauge (shaping plate)板坯slab板条箱（包装用）crate板牙screw plate / die-block半波half-wave / half-cycle / loop半波持续时间loop duration半成品semi-finished product半打（六个）half a dozen半导体semiconductor半导体层semiconducting layer半干法semi-dry method半个正弦波 a half sine wave半个周波one-half cycle半极half a pole半控half control半年度检验semiannual inspection and test半衰期half-life半小时half an hour半硬钢half-hard steel半圆棒half round bar半自动semi-automatic半自动的semi-automatic半自动焊semi-automatic welding伴随accompany棒料billet棒形绝缘子rod insulator包封encapsulating包封胶encapsulating compound包覆导体clad conductor包含体inclusion body包括include / comprise / contain包络线envelope curve包铅金属lead coated metal包税区bonded area包装package / packing包装标志packing mark包装标准packing standard包装箱packing box / packaging case饱和saturation饱和磁化强度saturation magnetization饱和度degree of saturation饱和效应saturation effect饱和因数saturation factor保持hold保持继电器keep relay保持经济适度快速增长maintain an appropriate rapid economic growth保持在合闸位置be held in closed position保持至少5分钟at least maintain for 5 min保护电抗器protective reactor保护电力间隙protection power gap保护电路protective circuit保护断路器back-up circuit breaker / protection circuit breaker保护范围protective range保护火花间隙protective spark gap保护继电器protective relay保护开关back-up switch / protection switch保护水平protection level保护用互感器protective transformer保护装置protective equipment (device)保护装置的保护水平protection level of a protective device保护装置的保护因数protection factor of a protective device保留垫板fusible (permanent) backing保留指数retention index保税区bonded area保温材料adiabator / thermal insulation material保温层lagging / thermal insulation保温加热器temperature-keeping heater保温冒口insulated feeder保温温度holding temperature保险insurance保险阀lock valve保险公司insurance company保险丝fuse / fuse wire保证ensure / assure / guarantee保证国家的长治久安guarantee China’s long-term stability 保证社会公共需要guarantee social needs报废riscard / refuse / scrap报废品scrapped product报告report报告编号reference of report number报警alarm报批for approval爆裂rupture爆破片bursting disks爆破片的误爆破unintentional rupture of bursting disk爆破压力rupture pressure爆炸性气体explosive gases杯状纵磁结构cup-shaped axial magnetic structure备份backup备件spare parts备料场charging area / charge make-up area备忘录memorandum (-book)备用prepared for use备用的辅助开关spare auxiliary switch备用面板blank panel备有…… be fitted with… / be equipped with …备注Remarks背板sheet backing 背点ant-apex背对背电容器组back-to-back capacitor bank背景情况background背景噪声background noise背景噪声水平background noise level背砂backing sand背压力back pressure背压式汽轮机back-pressure turbine倍频器frequency doubler被覆层coating layer / coat / coating被覆线coated wire被审核方auditee被试断路器the test circuit breaker焙烧baking本图This drawing本图对应断路器处于下列状态This diagram corresponds to the following conditions:本图供用户作液压柜-断路器本体（密度继电器、储压器漏氮指示器、接线盒）之间电缆联接参考用。