Huge deformation of wall rock has a strong impact on the stability of roadway in many underground opening engineering.
在许多地下巷道工程中，围岩巨大的变形严重影响巷道稳定性。
Soft rock wall of tunnels in deep mining will have large creep deformation when the stress in rock is near its ultimate strength.
在深井软岩条件下，巷道围岩应力状态处于岩石强度极限邻域内，围岩会产生较大的蠕变变形。
By computer simulation, we analysis and study the law of wall rock stress distribution, deformation, the axial force of bolt and the roof-off-strata.
通过计算机数值模拟分析研究了锚杆支护回采巷道围岩应力分布、围岩变形、锚杆轴力及顶板离层规律。
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