| 单词 | powder gas |
| 释义 | > as lemmaspowder gas powder gas n. gas emitted in the explosion of gunpowder. ΘΚΠ the world > matter > chemistry > organic chemistry > organic gases > [noun] > other named coal gas1806 oil-gas1820 natural gas1825 resin gas1828 powder gas1860 hydrocarbon gasc1865 air-gas1872 fluoroform1876 formene1884 biomethane1947 Sarin1951 1860 Times 17 May 12/3 Upwards of 200 rounds were fired in all, without a single instance of miss-fire or fouling, or the slightest escape of the powder gas manifesting itself. 1890 W. J. Gordon Foundry 21 To prevent the escape of powder gas an elastic steel cap is fitted on the front of the breech-screw. 1986 N.Y. Times (Nexis) 10 June 1/1 The idea is to use the powder gas to drive a piston, which in turn compresses hydrogen in a narrow bore holding the projectile. < as lemmas |
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