| 单词 | prismatic powder |
| 释义 | > as lemmasprismatic powder prismatic powder n. Military (now historical) gunpowder compressed into hexagonal prisms with holes drilled along the length to ensure slow burning, formerly used in heavy artillery. ΘΚΠ society > armed hostility > military equipment > weapon > missile > ammunition for firearms > [noun] > explosive for use with firearms > in specific form or state corn-powder1562 train1587 meal-powder1782 green charge1825 gunpowder cake1839 mill-cake1839 presscake1839 pellet powder1868 prismatic powder1869 pebble powder1870 pebble1872 prismatic1894 1869 Times 15 Jan. 10/3 The introduction of prismatic powder has been Russia's real contribution to the advancement of military science. 1880 Times 27 Dec. 9/2 Prismatic powder was exclusively used during the gunnery trials on board. 1935 Frederick (Maryland) Post 30 Apr. 8/7 He developed prismatic powder, used by the United States Government in its large calibre cannon. 1996 P. Everson & W. Cocroft in B. J. Buchanan Gunpowder xxiii. 389 Problems of control of combustion..led..to experimentation with..prismatic powders. < as lemmas |
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