... 裤子撑架 trousers stretcher 横撑架 crossframe ; cross frfeele 人孔撑架 strongback ...
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整个结构划分为若干组合单元，每个组合单元包括拱、桁梁及竖杆横撑架三部分。
The structure is resolved into several compound elements and every compound element consist of three parts: arch, trussed beam and lateral brace.
在高度方向，每隔6 m左右与建筑拉接和横撑一次，以防止脚手架向外倾倒。
In the height direction, at intervals of about 6 m and the building and the crossbar once, in order to prevent the scaffold to dump.
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