英语词汇“switch pretravel”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	switch pretravel
释义	switch pretravel switch pretravel [′swich ′prē‚trav·əl] (electricity) That movement of a switch-operating level that takes place before the switch is actuated either to close or to open its contacts.
随便看	metre-candle metrectasia metrectopia met.refm metre-gauge metre kelvin metre-kilogram-second metre-kilogram-second system of units metre or meter metrep metre passing distance law metres metres above ordnance datum metres below ground level metres below ground surface metres below rotary table metrestick metres water gauge metretes metreurynter metreurysis metreveli, aleksandr metreveli, aleksandr iraklievich met.rfm metri

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