...；极限平衡法；GIS；栅格柱体单元；COM [gap=1056]Key words: Three-dimensional slope stability; limit equilibrium equation; GIS (geographic information systems); grid column; COM ..
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Based on the equilibrium equation of annular plates, the limit loads of annular plates under ultimate condition of the maximal moment were calculated by singular function.
从环板的平衡方程出发，应用奇异函数法计算其在最大弯矩极限条件下的极限荷载。
In this paper the equation has been developed for calculating the factors of safety of the double sliding blocks by means of the limit equilibrium and the Mohr-Coulomb strength theory.
本文首先借助于极限平衡方程以及莫尔-库仑强度理论，建立计算双滑块安全系数的表达式，然后，以该表达式作为目标函数，利用优化理论探讨了双滑块最厄险滑动面的确定方法。
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