锁芯 meaning in Chinese

key cylinder
key sets
lock cylinder
plug

Building hardware - cylinders for locks - requirements and test methods
建筑五金.锁芯.要求和试验方法
Building hardware - cylinders for locks - requirements and test methods
建筑五金.锁用圆柱形锁芯.要求和试验方法
Petroleum and natural gas industries - downhole equipment - lock mandrels and landing nipples
石油和天然气工业.下井设备.锁芯轴和落地接头
Building hardware - cylinders for locks - requirements and test methods ; german version en 1303 : 2005
建筑五金.锁用圆柱形锁芯.要求和试验方法
Petroleum and natural gas industries - downhole equipment - lock mandrels and landing nipples iso 16070 : 2005 ; english version en iso 16070 : 2005
石油和天然气工业.下井设备.锁芯轴和落地接头

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