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Davy lamp
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Davy lamp
Encyclopedia
理学
〔国外矿冶史〕
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Davy lamp
戴维矿灯
英国化学家H.戴维(Humohry Davy,1778~1829)于1815年发明的一种用于可燃环境的安全灯。主要用于煤矿照明,能够减少矿洞中甲烷和其他易燃气体被灯火点燃爆炸的危险。
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