Analyses the circumstance of linking up digging in Malan coal mine and analyses developing conception of entire production placement in Malan coal mine,puts forward valued suggestion for developing of Malan coal mine.

 
  • 分析了马兰矿采掘衔接现状,以及马兰矿整体生产布局发展构想,为马兰矿可持续发展提出了宝贵建议。
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