Roof coal caving mining 放顶煤回采
coal caving mining methods 放顶煤采煤法
longwall top-coal caving mining 放顶煤开采
fully mechanized coal caving mining 综放开采
comprehensive top coal caving mining 综采放顶煤
full-mechanized top-coal caving mining 综采放顶煤
fully-mechanized top-coal caving mining 综采放顶煤
caving coal mining 放顶煤回采
block caving coal mining method [矿业] 大块崩落采煤法
Finally, the paper considers that the fully mechanized coal caving mining is helpful to control outburst hazard.
具突出危险性的厚煤层采用综采放顶煤开采法对消突是有积极作用的。
There are strict regulations in top-coal caving mining with hazard of coal and gas outburst. The main reason is the problem of safety.
煤与瓦斯突出危险煤层的放顶煤开采有严格的法规限制,限制主要是从安全上考虑的。
A numerical example shows that this method is effective and easily to come into use in the fields of top coal caving mining and coal mining under water bodies in future.
算例的计算结果表明,该方法简单、快速,有望在放顶煤开采和水体下采煤中得到应用。
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