英语词汇“floor burst”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	floor burst
释义	floor burst floor burst [′flōr ‚bərst] (mining engineering) A type of outburst in longwall faces which is preceded by heavy weighting due to floor lift; gas evolved below the seam collects beneath an impervious layer of rock, and a gas blister forms beneath the face, giving the observed floor lift; later, the floor fractures and the firedamp escapes into the mine atmosphere.
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