box-girder structure 箱形抗损结构
welded box girder structure 箱形梁类焊接结构
pc box-girder structure with long-span 大跨预应力混凝土箱梁
For box girder structure which is applied extensively in bridge construction, the traditional analysis method of load is of comparatively bigger error.
由于箱梁结构广泛应用于桥梁建设中，而传统的受力分析方法存有较大的误差。
A ship's hull is a box girder structure composed of stiffened panels and therefore, strength of stiffened panels plays a significant role for the ultimate strength analysis of ship structures.
船体是一个由加筋板格组成的箱形结构，加筋板格的强度计算对于船体结构的极限强度分析极为重要。
The box type structure, cavity cannot antirust paint corrosion, in order to prevent moisture intrusion corrosion beam cavity, sealing the inner cavity of the main girder must keep.
箱型结构的主梁，内腔无法涂漆防锈蚀，为了防止水汽侵入腐蚀主梁内腔，必须保住主梁内腔的密封性。
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