mine calamity

常見例句

雙語例句

• The coal seam methane is a source of coal mine gas calamity, and also a clear energy resources.
  甲烷是強烈的溫室氣體，煤層甲烷是煤礦瓦斯災害之源，也是潔凈的能源。
• Safety accidents caused by coal-mine natural calamity has seriously negative influence on the safety production and economic results of coal mine.
  礦井自然災害引發(fā)的安全事故嚴重影響煤礦的安全生產(chǎn)與經(jīng)濟效益。
• Do not or discount execute the command and etc related is one of the fundamental reasons to cause the frequent mine calamity in the important State-Owned Coal Mine in Shanxi Province.
  有令不行或執(zhí)行中打折扣等等相關(guān)，是致使山西國有重點煤礦礦難頻繁發(fā)生的根本原因之一。
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