【摘要】 根据大同煤矿集团公司煤峪口矿综采放顶煤工作面的实践经验,分析了综采放顶煤开采大倾角煤层存在的问题,提出了技术对策。更多还原

【Abstract】 According to the practical experience of comprehensive mechanized caving coal mining face of Meiyukou coal mime of Datong coal mine group Ltd, this paper gives an analysis on problems that exit in mining large angle coal seam and put forward technical strategies.更多还原