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规范中关于设计地震动的规定。
Specification of earthquake ground motion in design code.
youdao
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地震动强度指标是建筑结构抗震设计的重要依据。
Ground motion intensity measure (im) is an important basis for structural seismic design.
youdao
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地震动强度指标是建筑结构抗震设计的重要依据。
Ground motion intensity measure (im) is an important basis for structural seismic design.
youdao