flanges bolted design

例句：

1. 1. The engineer designed thenew machine with a bolted flange for easy assembly.
   工程师设计了这台新机器，带有螺栓连接的法兰，便于组装。
2. 2. The construction crew usedbolted flanges to reinforce thefoundation of the building.
   建筑工人使用螺栓连接的法兰加固了建筑物的基础。
3. 3. Thebolted flange on the dooris designed to prevent it from being forcedopen accidentally.
   门上的螺栓连接法兰设计用来防止意外被强行打开。