By random vibration theory, the effects of dam height and foundation stiffness of gravity dam on its seismic response are studied.
应用随机振动理论，研究了坝高和坝基刚度对重力坝地震响应的影响规律。
The seismic response analysis of concrete dam is a critical step in evaluating safe performance of proposed and existing DAMS.
混凝土坝地震响应分析是坝工安全评估的关键一步。
At present, the vertical incidence of seismic wave is considered in the seismic response analysis of arch dam.
目前大坝抗震分析中，主要采用地震波垂直入射的方法进行高坝地震波动反应分析。
The mode-superposition response spectrum method of cantilever is used to study the seismic response of gravity dam.
采用悬臂梁振型分解反应谱法研究重力坝地震响应。
The analysis model of seismic response and earthquake induced permanent deformation of dam is established with the 3-d nonlinear FEM.
采用三维非线性动力有限元分析方法，建立了坝体的地震反应和地震永久变形的分析模型。
The analysis model of seismic response and earthquake induced permanent deformation of dam is established with the 3-d nonlinear FEM.
采用三维非线性动力有限元分析方法，建立了坝体的地震反应和地震永久变形的分析模型。
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