“smooth bore”的概念、定义、翻译、参考文献-科学参考

单词	smooth bore
释义	smooth bore [`smüth `bȯr] ^ORDNANCE A bore that is smooth and without rifling, for example, in shotguns and mortars.
随便看	dram ap drape forming Draper catalog Draper effect draping draught draught stop DRAW draw drawability drawbar drawbar horsepower drawbar pull draw bead drawbench drawbridge drawdown drawdown ratio drawer draw-filing drawhead drawhole drawing drawing back drawing bristol

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