文章摘要信息 关键词 : 大同煤田;七峰山矿;微量元素;有机显微组分;赋存特征 [gap=1184]Keywords : Datong coalfield;Qifengshan Mine;trace elements;organic maceral;occurrence
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Based on the synthetical study on the present coal resources of Datong coalfield, the shortage of coal resources was pointed out and the mining countermeasures were put forward.
在对大同煤矿所辖井田的煤炭资源现状进行综合分析的基础上,总结了造成煤炭资源短缺的原因,并针对性地提出几点开采对策。
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