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	plasma powder welding plasma process-induced damage plasma processing plasma projection cannon plasma propulsion plasma protease c1 inhibitor plasma protein plasma protein binding plasma protein binding ratio plasma protein:fibrinogen (pp:f) ratio plasma protein fraction plasma proteins plasma protein therapeutics association plasma proteolytic enzyme plasma prothrombin conversion factor plasma p's plasma quark-gluon plasma radiation plasma reactor plasma renin activity plasma renin assay plasma renin concentration plasma renin substrate reactivity plasma research laboratory plasma retinol binding protein

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