It is an urgent issue for design departments how to avoid the early damage of the hinged joints of bridge in heavy traffic roads.
如何避免重载交通道路桥梁的铰缝早期损坏问题，是我们设计部门急于解决的问题。
It is an urgent issue for design departments how to avoid the early damage of the hinged joints of bridge in heavy traffic roads.
如何避免重载交通道路桥梁的铰缝早期损坏问题，是我们设计部门急于解决的问题。
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