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单词
coalbed gas, coalbed methane
释义
coalbed gas, coalbed methane
煤层气; 又称“煤层瓦斯”。基本上未运移出煤层(生气层),以吸附、游离状态赋存于煤层及其围岩中的煤成气。
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更新时间:2026/6/28 13:20:36