英语词汇“active workings”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	active workings
释义	active workings active workings [′ak·tiv ′wərk·iŋz] (mining engineering) All places in a mine that are ventilated and inspected regularly.
随便看	refractor telescope refractory refractory aggregate refractory alloys refractory anaemia refractory anaemia with myeloblastosis persian trade company persian underground persian violet persian walnut persian wars persian wheel persian wild ass persian zoroastrians organization persic persica persicaria persicaria bistorta persicaria hydropiper persicaria punctata persic column persic gulph persichetti, vincent persico persic oil

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