混凝土面板堆石坝地震永久变形的预测非常重要。
Prediction of earthquake induced permanent deformation of concrete faced rockfill DAMS is of great importance.
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.
采用动力有限元数值分析方法，提出估算地铁隧道地震响应永久变形的有限元计算模型。
Dynamic finite element method was presented for evaluating seismically-induced permanent deformation of subway tunnel.
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