1) retaining bolt
留挂螺栓
2) Hook Bolt
挂钩螺栓
1.
The Improvement of the Forge Process for the Hook Bolt used for 1580mm Hot Strip Mill;
1580mm热连轧机挂钩螺栓锻造工艺改进
3) shoulder bolt
挂耳螺栓
4) shoulder bolt hole
挂耳螺栓孔
5) prepared screw-bolt hole
预留螺栓孔
1.
Formwork construction of prepared screw-bolt holes in equipment foundation;
设备基础预留螺栓孔洞的模板施工
6) anchor bolt box
地脚螺栓预留孔
补充资料：挂钩
①用钩把两节车厢连接起来。②比喻建立某种联系：基层供销社直接跟产地～丨这两个单位早就挂起钩来了。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条