single arch truss 单榀拱桁架
single-chorded plane space truss 单弦杆平板网架
single-intersection truss 单交叉桁架
single intersection truss 单交叉桁架
·2,447,543篇论文数据，部分数据来源于NoteExpress
It gave a research result on the manufacture technology of arch tube truss, and put forward firstly the instability hoisting technology of single truss.
探索出圆拱形管桁架的分段制作、现场拼接技术，首次开发了单榀桁架非稳定性吊装技术。
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