应用井眼稳定力学理论和H - B非线性准则，建立了井眼围岩力学滑移破坏方程。
The mechanics theory of the borehole stability and H-B's nonlinear criterion are used to establish the equations for slip failure of the rock mechanics around borehole.
本文基于岩体节理断裂扩展和剪切滑移两种失稳破坏机制，运用统计断裂力学方法建立了两种破坏方式下节理岩体强度的理论表达式。
In the paper, on the basis of two rupture modes-fracture propagation and shearing slide, the strength of jointed rock is derived by use of statistical fracture mechanics.
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