The Mohr-Coulomb model is based on plotting Mohr's circle for states of stress at failure in the plane of the maximum and minimum principal stresses.
莫尔-库仑模式基于莫尔圆来判断最大和最小主应力平面上的破坏应力状态。
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Landslide is the main failure form of earth slope under gravity erosion. In engineering practice, the circle sliced method is popularly used in slope stability assessment.