| 单词 | driving band |
| 释义 | > as lemmasdriving band driving band n. (a) a belt or strap transmitting motion in machinery; (b) Gunnery a band of softer material around a shell or bullet near its base which is designed to be forced into the rifling in the gun barrel and impart spin to the projectile. ΚΠ 1823 Bk. Eng. Trades (new ed.) 445 The saws receive a rapid motion by a driving band, from a large turning wheel. 1886 F. C. Morgan Handbk. Artillery Matériel (ed. 3) vi. 56 The driving band in the newest pattern of shells is made broader, and has cannelures round it. 1916 ‘B. Cable’ Doing their Bit v. 70 One girl..is turning the copper driving bands. 1941 Cosmic Stories Mar. 16/2 Row upon row of roaring machines; wheels spinning, levers clicking, long driving-bands clattering, hundreds of little triphammers rising and falling. 2011 Proc. 26th Internat. Symp. Ballistics I. 613 QinetiQ is conducting research into a 155mm lightweight projectile that uses plastic driving bands. < as lemmas |
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