【摘要】 采用理论联系实践的方法对沁水煤田9#煤的薄煤层回采工艺进行了初步的研究与探讨,包括破煤、装煤、运煤、采场支护、采空区处理等。更多还原

【Abstract】 By using the method of combining the theory with the practice, this paper makes primary research and exploration on the backstopping techniques adop ted in 9#low coal seam of Jinpushan Coal Mine, including the coal breaking, coa l loading, coal transporting, mining field supporting, goaf treating, etc.更多还原