In the dimension design of coal pillars in strip mining, presently, most of them are carried out by analyzing strength stability, without considering the effect of weak plane in coal pillar.
在条带开采煤柱尺寸设计中，目前大多数是采用强度稳定性分析的方法，而没有考虑弱面对煤柱稳定性的影响。
In the dimension design of coal pillars in strip mining, presently, most of them are carried out by analyzing strength stability, without considering the effect of weak plane in coal pillar.
针对在条带开采煤柱尺寸设计中大多数是采用强度稳定性分析的方法，而没有考虑弱面对煤柱稳定性的影响，由于弱面的存在，煤柱常常会因抗剪强度不够而产生剪切破坏等问题。
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