钩舌销
- 网络coupler knuckle pin; knuckle pivot pin
钩舌销钩舌销
coupler knuckle pin
knuckle buster是什么意思... ... coupler knuckle lock 钩锁铁 coupler knuckle pin 钩舌销 coupler knuckle thrower 钩舌锁铁 ...
knuckle pivot pin
铁路词汇3 - drj08的日志 - 网易博客 ... 钩锁销 coupler lock lift 钩舌销 knuckle pivot pin 钩尾销 draft key ...