英语词汇key punch是什么意思，key punch的用法、释义、翻译、读音、例句、短语词组-英汉汉英翻译词典

英汉汉英翻译词典包含1679246条英汉翻译词条，基本涵盖了全部常用英语单词及常用语的翻译及用法，是英语学习及翻译工作的有利工具。

单词	key punch
释义	key punch　穿孔机
随便看	alternating product alternating property alternating psychosis alternating pulse alternating quantity alternating reflex alternating run alternating series alternating shear alternating shift alternating squint alternating stills alternating strabismus alternating stress alternating stress intensity alternating stress rule alternating sum alternating theorem alternating torsion alternating trace alternating voltage alternating voltage alternating voltage chronopotentiometry alternating Y-walk alternating-charge characteristic