当前类别：机械英语
现有缆索：existing cable
现有库存：on-hand inventory
现有孔：existing hole
现有开关：existing switch
现有金属附件：existing hardware
现有减振器：existing damper
现有机器：existing machine
现有滑轮：existing sheave
现有横梁：existing crossmember
现有焊接：existing weld
现有故障，起作用的故障：active fault
现有工具：existing tool
现有杆：existing rod
现有发电机：existing generator
现有断面：existing profile
现有端面，实际外表：existing face
现有调速器：existing governor
现有垫子：existing mat
现有垫片：existing shim
现有电磁线圈：existing solenoid
现有等级：existing grade
现有的，全部的：all inclusive
现有导线：existing wire
现有导轨：existing rail
现有挡圈：existing retainer
现有挡板：existing guard
现有单元：existing unit
现有带轮：existing pulley
现有存货：stock in hand
现有传动轴组件：existing drive shaft group
现有传动系：existing drive line
现有出版物：existing publication
现有车轮：existing wheel
现有测功计：existing dynamometer
现有侧板：existing sideplate
现有部件：existing component
现有步骤：existing procedure
现有变速箱盖固定螺栓：existing transmission cover mounting bolt
现有变速箱泵：existing transmission pump
现有变速箱：existing transmission
现有把手[手柄]：existing handhold
现有[行]的空压机带轮：existing air compressor pulley
现有[行]的空调维修工具：existing air conditioning service tool
现有[行]的进气软管：existing air intake hose
现有[行]的进气管路：existing air line
现有，在附近：on hand
现行技术规格：current specification
现行规格[说明书，规范]：actual spec
现行的，实际的：effective
现行代码：current code