纵桁架 [
zòng héng jià]
[建] longitudinal truss
- 其次对主要结构进行了模态分析,得出恒载作用、桁拱纵桥向刚度和桁拱横桥向刚度对钢桁架拱桥的动力特性影响很大。
Firstly, it is calculated that the static properties of the large span steel truss arch bridge by a variety of load cases and critical cases, and find the structure of the monitoring sites.
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