According to the transmission of seismic wave, dynamic property of soil-structure and energy dissipation, the mechanics and the results of seismic soil-structure interaction are analyzed.

通过对地震波的传播过程、地基土、结构物的动力性能分析以及能量逸散机制的分析，探讨了土与结构物相互作用肌理和结果。

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According to the data of dynamic property of the site soil, the design ground motion parameters of the different level are calculated by the equivalent linear method.

采用一维等效线性化方法，根据场地土动力性能试验资料，确定不同抗震标准下的设计地震动参数。

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On this ground, study on dynamic property and dynamic parameter of weathered granite subgrade soil in repeated loading is quite essential.

因此研究动态交通荷载作用下风化花岗岩路基土的动力变形特性和动力参数是十分必要的。

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