deck department 甲板部
- Span of more than 600m of very large multi-span bridges using steel box girder and steel truss stiffening girder as the bridge deck department is generally orthotropic steel bridge panel.
跨度超过600m的超大跨桥梁多采用钢箱梁和钢桁梁作为加劲主梁,桥面系则一般采用正交异性钢桥面板。
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