The method of determining earthquake input principal direction are studied, which is used for seismic analysis of irregular bridges.
讨论了不规则桥梁地震反应分析中地震动输入主方向的问题。
The method of determining earthquake input principal direction are studied, which is used for seismic analysis of irregular bridges.
讨论了不规则桥梁地震反应分析中地震动输入主方向的问题。
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