定义 中文名称： 破煤 英文名称： coal breaking 其他名称： 落煤(coal cutting) 定义： 用人工、机械、爆破、水力等方式将煤从煤壁分离下来的作业。 应用学科： 煤炭科技（一级学科）；煤矿开
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破煤理论 cutting coal theory
采煤康拜因破煤犁 cutter-loader colter
破煤作用 coal fragmentation
爆破装煤 blasting loading
爆破落煤 [矿业] coal blasting
爆破采煤工艺 blast-winning technology ; turbo charge-winning technology
煤矸石破碎机 coal gangue crusher ; gangue crusher ; coal gue crusher
煤柱爆破 pillar blast
破碎煤体 fragmentized coal body
根据煤岩体的抗压强度，给出了镐形截齿破煤过程中截割力的计算公式。
According to the compressive strength of coal rock mass, the paper provided the calculation formula of the pick cutting force during the coal cutting operation.
尽管需要对提取破环的页岩气做更多的研究，对环境同样有破坏作用，煤的开采无疑已对环境造成了伤害。
Though more research into the damage shale-gas extraction may do to the environment is needed, there is no doubt that the extraction of coal already harms the environment a lot.
在总结现场试验效果的基础上，应用断裂力学理论分析了急倾斜煤层巷道放顶煤顶煤破断裂纹的扩展和破碎机理。
On the basis of summarizing testing effects, the extension of crack and the breaking mechanism of top coal caving in steep seam have been analyzed by applying fracture mechanics theory.
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