The dynamic characteristics of surrounding rocks are not only concerned with their constraint on underground structure, but also related to the earthquake input in the dynamic interaction analysis.
采用阻尼影响抽取法研究了围岩动刚度的动力特性 ，提出了岩石地下结构抗震分析的实用算法。
It is indicated that the dynamic amplification of abutment rock body and dam-water-foundation interaction should be considered in the aseismatic stability analysis for high arch dam abutment.
指出高拱坝坝肩稳定分析应考虑坝肩岩体的动力放大和坝-地基-库水的动力相互作用，算例表明所提方法的实用价值。
From the viewpoint of soil dynamics, this paper suggests that the effect of dynamic characters of soil on piled foundation can be expressed through analysis of pile-soil dynamic interaction.
从土动力学的角度，本文认为按土的有效应力原理进行桩—土动力相互作用分析能够较好地反映土的动力特性对桩基的影响。
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