Contact FEM strength reduction method is an inverse process in limiting equilibrium analysis of slope stability.
有限元强度折减法可以作为极限平衡分析方法的一种逆过程。
This method overcome the problems of many supposition conditions in theory and difficulty in searching critical slip surface in 3D limiting equilibrium analysis;
该方法克服了三维极限平衡分析方法在理论上引入较多假设条件，且搜索临界滑裂面困难的问题；
A new slope stability analysis method, explicitly satisfying all limiting-equilibrium equations, is presented. To make the problem statically determinate, the variational approach is used.
本文在现有变分法求解土坡稳定的基础上，推导了一种能适用于任意有对称面的非均质土坡的稳定分析方法。
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