摘要
叙述了矿山压力、煤矿回采工作面顶板的分类及影响煤矿开采回采率的因素,提出了提高煤矿资源回采率的对策。
Describes the mine pressu re, classification of roof of the recovery face of coal mine and the factors affecting coal mining recovery rate, and proposes countermeasures to improve the recovery rate of coal resources.
出处
《能源与节能》
2014年第7期5-6,共2页
Energy and Energy Conservation
关键词
煤矿开采
回采率
开采技术
采煤工艺
coal mining
recovery rate
mining technology
mining technology
