How to make reasonable protection of bridge is the issue we need to explore.

如何对桥梁进行合理的防护是我们现在需要探讨的问题。

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Earthquake protection standard should be set up in bridge aseismic design.

桥梁抗震设计首先需要设定抗震设防标准。

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Earthquake protection standard should be set up in bridge aseismic design.

桥梁抗震设计首先需要设定抗震设防标准。

youdao