Combining with the actual situation in Qianqiu coal mine, the technology for comprehensive gas treatment in spontaneously inflammable and specially thick coal seam is introduced.
结合千秋煤矿实际情况，介绍了易自燃特厚煤层瓦斯综合治理技术。
Combining with the actual situation in Qianqiu coal mine, the technology for comprehensive gas treatment in spontaneously inflammable and specially thick coal seam is introduced.
结合千秋煤矿实际情况，介绍了易自燃特厚煤层瓦斯综合治理技术。
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