This paper analyses the reasons for the gob fire of the face with fully mechanized mining caving method in free burning seam and gives the gob fire eradication means.

 
  • 分析了王营矿极易自燃煤层综放工作面采空区自燃发火的原因,提出了防治措施。
今日热词
目录 附录 查词历史