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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It is suggested that on the same seismotectonic zone, the directions of principal compressional stress of fault plane solution of small earthquakes are consistent.

提出在同一地震构造带上，小震断层面解的主压应力方向具有一致性。

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This paper USES principal curvature, plane stress and structure filtering to evaluate the development of fracture at geology shape, mechanical and signal handle facet.

本文应用主曲率分析技术、平面应力分析技术、构造滤波技术，从地质形态、力学角度、信号处理的角度给出了地质构造的裂缝发育评价。

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