【摘要】 通过对高档普采中调刀旋转采煤应用分析 ,为高档普采区地质条件复杂情况下的采面巷道布置及收采区边角煤提高采区煤炭回收率提供了依据更多还原

【Abstract】 Based on the analysis on adjustable rotation type mining,provide the basis of mining area roadway arrangement and actual mining rate under conditions of complex geological state.更多还原