bolted cap

例句：

1. 1. The bolt cap was a perfect fit for the lock.
   这个螺栓帽完美地适合锁。
2. 2.The bolt cap is a crucial part of the construction process.
   螺栓帽是建筑过程中至关重要的部分。
3. 3. The bolt cap protects the bolt from damage during installation.
   螺栓帽在安装过程中保护螺栓免受损坏。