It is found that the rational located destressing boreholes can induce structural failure of the surrounding rock-mass,consequently the high stress move deeply in the rock-mass,and the stres...

• 在卸压孔和锚网联合支护后改善了围岩附近的应力环境；改变了围岩破坏的时空次序；对控制围岩变形和破坏具有突出的优越性.