The quantitative evaluation method of the coal mine fire risk is discussed.
探讨了煤矿火灾危险的定量评价。
This study achievement has the important and practice significance for mine fire prevention.
该研究成果对矿山防火有重要的实际意义。
Mine fire is a very dangerous accident of mine.
矿山火灾是一种危害性十分严重的矿山事故。
Mine fire is a very dangerous accident of mine.
矿山火灾是一种危害性十分严重的矿山事故。
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