铁路专业英语词汇接点断开 contact open 继电器吸起；继电器励磁 relay energized 继电器释放；继电器失磁 relay released 吸起时间 pick-up time 释放时间；落下时间 drop away time 转换时间 transfer time 转极时间 pole-changing time 缓吸时间 slow pick-up time 缓放时间 slow release time 吸起值 pick-up value 工作值；完全吸起值 working value 额定值 rated value 释放值；落下值 release value 转极值 pole-changing value 返还系数 release factor 继电器灵敏度 relay sensitivity 接点压力 contact pressure 磁路系统 magnetic circuit 接点系统 contact system 前圈 front coil 后圈 back coil 电磁继电器 electromagnetic relay 电码继电器 code relay 直流继电器 DC relay 交流继电器 AC relay 交直流继电器 AC-DC relay 脉冲继电器 impulse relay 传输继电器 transmitting relay；transmission relay 座式继电器 shelf-type relay 插入式继电器 plug-in type relay 重力继电器 gravitation type relay 弹力继电器 spring-type relay 热力继电器 thermal relay 整流继电器 rectifier relay 无极继电器 neutral relay 有极继电器 polarized relay 偏极继电器 polar biased relay 组合继电器 combination relay 交流二元二位继电器 AC two element two position relay 缓动继电器 slow-acting relay 缓吸继电器 slow pick-up relay 缓放继电器 slow release relay 快动继电器 quick-acting relay 快吸继电器 quick pick-up relay 正常动作继电器 normal acting relay 转辙机 switch machine 电动转辙机 electric switch machine 电空转辙机 electropneumatic switch machine 电液转辙机 electrohydraulic switch machine 大功率转辙机 heavy duty switch machine 快速转辙机 quick-acting switch machine 传动系统 driving system 锁闭系统 locking system 自动开闭器 switch circuit controller 摩擦联结器 frictional clutch 摩擦电流；故障电流 frictional working current 动作杆 throw rod 表示杆 indication rod 锁闭杆 locking rod 正装 right-handed machine 反装 left-handed machine 动程 stroke 挤脱 trailable 挤切 dissectible 挤切销 dissectible pin 牵引力 tractive force 工作电流 working current 锁闭力 locking force 解锁力 releasing force 动作连接杆 operating rod for driving a switch 表示连接杆 connecting rod for indication 安全接点 safety contact； power off contact 转辙机安装装置 switch machine installation 直流供电制 DC power supply system 交流供电制 AC power supply system 混合供电制 AC-battery power supply system 浮充供电 floating charge power supply 主电源 main power source 备电源 stand-by power source 集中供电 centrally connected power supply 干线供电 main linely connected power supply 环状供电 looply connected power supply 一次电池供电 primary cell power supply 蓄电池供电 storage battery power supply 整流器供电 rectifier power supply 混合电源 AC-battery power source 条件电源 conditional power source 方向电源 directional traffic power source 集中电源 centrally connected power source 局部电源 locally supplied power source 信号机点灯电源 signal lighting power source 事故照明 emergency lighting 自动转换；自动切换 automatic switching over 电源屏 power supply panel 交流电源屏 AC power supply panel 直流电源屏 DC power supply panel 条件电源屏 conditional power supply panel 电源转换屏 power switching over panel 电压自动调整器 automatic voltage regulator 自动调压 automatic voltage regulation 手动调压 manual voltage regulation 道岔控制电源 power source for switch control 道岔动作电源 power source for switch operation 道岔表示电源 power source for switch indication 继电器控制电源 power source for relay control 表示灯电源 power source for indication lamp 闪光电源 flashing power source 熔断器 fuse 避雷器 lightning arrester 故障-安全 fail-safe 可靠性 reliability 安全性 safety 错误办理 wrong handling 导向安全 failure to the safe side 瞬时分路不良 instantaneous loss of shunting 邻线干扰 interference from neighbouring line 强电干扰 high voltage interference 谐波干扰 harmonic interference 内燃牵引干扰 diesel traction interference 雷电干扰 lightning interference 错误锁闭 false locking 错误解锁 false release 错误开放信号 wrong clearing of a signal 错误关闭信号 false stopping of a signal 道岔失去表示 loss of indication of a switch 道岔错误表示 false indication of a switch 自动缓解 false release by itself 漏锁闭 missing locking 漏解锁 missing release 失去联锁 loss of interlocking 停电 power failure 电压过低 voltage below level 灯丝断丝 filament burn-out 熔断器断丝 fuse burn-out 插接不良 plug-in trouble 线头脱落 wire lead drop out 维修不良 not well maintained 检修不良 not well inspected and repaired 施工妨碍 construction interference 材质不良 bad material 绝缘不良 bad insulation 钢轨绝缘不良 bad rail insulation 接触不良 bad contact 道岔中途转换 switch thrown under moving cars 人为故障 human failure 故障办理 emergency treatment after failure 故障复原 restoration after a failure 故障积累 failure accumulation 故障升级 progression of failure 封锁 close up 区间封锁 section closed up 道岔封锁 switch closed up 设备停用 equipment out-of use 开通 put into operation 加封 sealing 破封 break a seal 信号机前方；信号机外方 in advance of a signal 信号机后方；信号机内方 in rear of a signal 继电器室 relay room 电源室 power supply room 蓄电池室 battery room 储酸室 acid store room 控制台室 control room 空气压缩机室 air compressor room 驼峰机械修理室 hump mechanics repair room 油压动力室 hydraulic pressure engine room 信号维修 signal maintenance 定期维修 periodical maintenance 日常维修 current maintenance 预防维修 preventive maintenance 故障修 corrective maintenance 计划修 planned maintenance 在线修 on line maintenance 脱线修 off line maintenance 轮修 alternative maintenance 信号集中修 signal centralized maintenance