英语词汇“firedamp pressure-chamber method”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 pressure-chamber method
释义	firedamp pressure-chamber method firedamp pressure-chamber method [′fīr‚damp ′presh·ər ‚chām·bər ‚meth·əd] (mining engineering) A method of firedamp drainage in coal mines; pressure chambers built at the intake and the return of a worked-out area are used to trap firedamp, which is drawn off in pipes.
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