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Safety Bolt

[机] 保险螺栓

1、[机]保险螺栓

... safety belt 安适带 safety bolt 保险螺栓 safety brake 安适制动器 ...

2、安全螺栓

... vt 门闩 ,发射,脱口而出 safety bolt 安全螺栓 bolt down 匆忙吃下狼吞虎咽 ...

safety locking bolt保险锁紧螺栓

safety y bolt保险螺栓

no safety bolt无安全带

safety bolt catch保险销机

机械工程

交通运输工程

n.a bolt that cannot be moved from outside the door or gate

同义词：safety lock

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