【建筑】缩闩【机械工程】锁定螺栓

安装后必须将锁紧螺母锁紧在电机后端盖或法兰盘上。

form-locking connection, strength connection, frictional connection

route locking

locking mechanism for dispensing devices

spring stop-nut locking fastener【机】

detent device (locking device)

safety locking mechanism

locking plate

lock (locking device)