coal mining dust

 
  • 煤塵

coal mining dust的用法和樣例:

例句

  1. Miners are finished extracting coal here, and the sides of the tunnel have been sprayed with quicklime to suppress explosive coal dust.
    礦工們已經(jīng)完成了這里的煤炭開(kāi)采,坑道兩壁都噴上了生石灰以防止煤塵爆炸。

coal mining dust的相關(guān)資料:

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