英语词汇“percussion drill”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	percussion drill
释义	percussion drill percussion drill [pər′kəsh·ən ‚dril] (mechanical engineering) A drilling machine usually using compressed air to drive a piston that delivers a series of impacts to the shank end of a drill rod or steel and attached bit. percussion drill A drill, 3, usually driven by compressed air, in which the drilling action is the result of a series of impacts transmitted by a drill rod to a drill bit.
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英语词典包含2567994条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。