应该采用贯穿螺栓以确保插销门栓、衣帽钩和面板到隔断板框支架安全牢固。
Through bolts shall be used for securing latch keeper, clothes hook and panel-to-stile brackets.
用于将隔断板框与面板支架、插销栓、以及衣帽钩连接的安装螺栓采用的都是贯穿螺栓。
Mounting screws for stile to panel bracket, latch keeper, and coat hook connections are through-bolted.
这门的中间，固定着一个金属板：Simon不知道它是个插销，还是窥视孔的盖子。
Midway up the door was fixed a plate of metal: Simon could not tell if it was a latch or a peephole cover.
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