强度折减有限元方法分析边坡的关键问题是临界破坏状态的确定。
The key of strength reduction method is how to define the critical failure state of slope.
用强度折减有限元方法对开挖边坡的稳定性进行了较为全面的研究。
An elastoplastic shear strength reduction FEM is used to analyze the stability of excavation slope.
开挖边坡和天然边坡具有相似的破坏形式，表明强度折减有限元方法适用于开挖边坡的稳定性分析。
As failure pattern of excavation slope is similar with that of natural slope, it is concluded that the method is appropriate for stability analysis of excavation slope.
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