几十年来，先后诞生了拟静力方法、反应谱方法、时程分析方法、基于性能的设计方法等抗震设计方法。
For the recent decades, the pseudo static method, the response-spectrum analysis, time-history analysis, performance-based design method, spring out early or later.
针对竖向传播的SV波作用下刚性桩复合地基的动力反应，在振型分解反应谱法的理论基础上，提出一种基于有限元分析的拟静力方法。
Based on the finite element method and the theory of mode superposition, a quasi-static calculation method for the seismic response of rigid pile composite foundation under SV wave is presented.
现有的反算理论大多建立在弹性层状体系和拟静力分析方法的基础之上，忽略了路面材料应力应变非线性特性。
Most back-calculation theories are based on the linear elastic layer system and quietude analysis method, which neglected the nonlinear peculiarity of the pavement material.
此外，对地下结构抗核爆荷载以拟静力的方法进行了计算。
Furthermore, calculation is carried out to underground structures on nuclear explosion load by quasi-static load method.
提出一种用于浅埋隧道抗震分析的拟静力数值方法。
A mimetic statics numeric method on earthquake resistance analysis of shallow buried tunnels is introduced in this paper.
振型迭加法是比较准确的计算方法，而拟静力法是近似的计算方法。
The former is more precise than the latter which serves only an approximate method.
从地震时一维土层反应应力入手，对拟静力法中有限元反应加速度法的地震荷载加载方法进行改进，提出了有限元反应应力法。
Based on the response stress of one-dimensional soil layer, the finite element approach was improved and a response stress approach was put forward.
根据遗传算法的思想和拟静力瑞典法基于圆弧滑动面的假定，提出一种用遗传算法搜索最危险滑动面及其对应的最小安全系数的方法。
According to the quasi-static seismic stability analysis of slope, a new method based on the assumption of circular slip surface is established.
根据遗传算法的思想和拟静力瑞典法基于圆弧滑动面的假定，提出一种用遗传算法搜索最危险滑动面及其对应的最小安全系数的方法。
According to the quasi-static seismic stability analysis of slope, a new method based on the assumption of circular slip surface is established.
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