space failure surface position 空间破坏面位置
The position of the geotechnical failure surface is relative to the failure criteria, and different positions and relevant shear strengths can be got by using different failure criteria.
岩土空间破坏面位置的确定与计算所选用的破坏准则有关，运用不同的破坏准则得到的土体的破坏面位置及相应抗剪强度也不同。
We get the form and position of failure surface, and then calculate factor of safety with general limit equilibrium method.
确定了滑动面的位置和形式，然后用刚体极限平衡法计算安全系数。
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