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.
在高度方向，每隔6m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.
在高度方向，每隔6m左右与建筑拉接和横撑一次，以防止脚手架向外倾倒。
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