短語詞組短語Mine face drainage pumps 礦山排水泵mine gas drainage 礦井瓦斯抽放mine acidic drainage 礦山酸性廢水mine gas drainage plant 礦井瓦斯排泄裝置Coal Mine Gas Drainage 煤礦瓦斯抽放acid mine drainage 酸性礦山廢水;酸性礦排水;[礦業(yè)]排泄酸性礦水mine drainage pollution 礦山排水造成的污染mine drainage gas 礦井氣coal mine drainage 煤礦排水 返回 mine drainage