Based on reliability theory, computation method for double oblique slideplane is studied and limiting state equation is shown. The examples are set for reference.
本文利用可靠度理论，对双斜滑动画计算方法作了研究，提出了极限状态方程计算式，并举了实例供参考。
2
An example of the safety factor against a broken-line slideplane is analyzed. It demonstrates that the method suggested in this paper is effective, rational and reliable.
给出了具有折线滑动面的滑坡体抗滑稳定安全系数计算实例，结果表明该方法有效、合理和可靠。
3
The shear slideplane of a landslide is difficult to find, it is even more difficult to have a clear idea of the slideplane and the characteristics of slide affected zone.