“reversed ventilation of mine”的概念、定义、翻译、参考文献-科学参考

单词	reversed ventilation of mine
释义	reversed ventilation of mine Encyclopedia 工学矿井通风释 reversed ventilation of mine矿井反风当进风井或井底车场及其附近发生火灾或瓦斯、煤尘爆炸时，大量有害气体随风流带到各作业地点，危及人员安全时，为防止灾害扩大和抢救人员的需要，而采取的迅速倒转风流方向的措施。
随便看	low enriched uranium low enriched uranium (LEU) low enrichment ordinary water reactor lower abdomen lower approximate limit lower approximate value lower arithmetic lower asymptotic density lower atmosphere lower base lower body negative pressure lower Bohl exponent lower bound lower boundary lower boundary condition lower bounded lower bounded variable lower bound of a family lower bound of a function lower bound of an operator lower bound of a set lower bound on the minimum mean square error lower branch lower Burkill integral Lower Canada

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