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reversed ventilation of mine
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reversed ventilation of mine
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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。
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asymmetric auto-catalysis
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asymmetric cryptosystem
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asymmetric digital subscriber line, ADSL
asymmetric digital subscriber line,ADSL
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