1) top and bottom chord of the roof truss
屋面桁架的上、下弦
2) lower chord panel points
桁架的下弦杆节点
3) upper chord of roof truss
屋架上弦杆
4) plane truss string structure
张弦平面桁架
1.
Some examples,such as long span pre-stressed plane truss string structure and normal plane truss string structure are provided to verify the suggested method and conduct economic analysis between pre-stressed long-span plane truss string structure and normal plane truss string structure.
分别对大跨预应力张弦平面桁架和非预应力张弦平面桁架进行优化,通过算例分析得出大跨预应力张弦平面桁架相对于非预应力张弦平面桁架经济上的优越性。
5) truss (roof frame)
桁架(屋架)
6) roof truss
屋架，桁架
补充资料：上弦
见月相。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条