英语词汇“harmonic speed changer”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典-现代词典

单词	harmonic speed changer
释义	harmonic speed changer harmonic speed changer [här′män·ik ′spēd ‚chān·jər] (mechanical engineering) A mechanical-drive system used to transmit rotary, linear, or angular motion at high ratios and with positive motion.
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