Resource condition factors of influencing coal mining cost are analyzed, and predicting method of cost per ton of mined coal which is determined by coal resource condition (i.

 
  • 分析和确定了影响煤炭开采成本的资源条件因素,探讨了由煤炭资源条件决定的吨煤开采成本(标准开采成本)的预测方法。
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