“gas drainage rate”的概念、定义、翻译、参考文献-科学参考

单词	gas drainage rate
释义	gas drainage rate Encyclopedia 工学瓦斯抽采释 gas drainage rate瓦斯抽采率抽出瓦斯量占矿井排出瓦斯总量（包括抽出量和通风排出量）的百分率。
随便看	battle of GuangZhou Battle of Guilin battle of hong Battle of Hong Kong Battle of Hongzhou City Battle of Isandhlwana Battle of Isly Battle of Issus Battle of Issus Mosaic Battle of Japan Battle of Java Battle of Jena-Auerstedt battle of Ji Nan Battle of jinchuan Battle of Jukwa Battle of Kadesh Battle of Kalanga Battle of Khtonnor Battle of Kosovo Battle of Kulikovo Battle of Kursk Battle of Lake Maracaibo Battle of La Puerta Battle of Las Piedras Battle of Leipzig

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