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()礦井的容易自燃煤層,應當采取以預抽方式為主的綜合抽采瓦斯措施和綜合防滅火措施,保證本煤層瓦斯含量不大于6m3/t。 (多選題) ?

作者:煤礦安全網 2022-05-27 09:35 來源:煤礦安全網 礦井 煤層 方式 瓦斯 措施 含量 多選題
題目信息:

  ()礦井的容易自燃煤層,應當采取以預抽方式為主的綜合抽采瓦斯措施和綜合防滅火措施,保證本煤層瓦斯含量不大于6m3/t。 (多選題)

  A.沖擊地壓

  B.瓦斯

  C.高瓦斯

  D.突出

答案

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