英语词汇“firedamp drainage”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	firedamp drainage
释义	firedamp drainage firedamp drainage [′fīr‚damp ‚drān·ij] (mining engineering) The collection of firedamp from coal strata, generally into pipes, with or without the use of suction. Also known as methane drainage.
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