| 释义 |
〔switch〕Abbr. sw.A device used to break or open an electric circuit or to divert current from one conductor to another.缩写 sw.开关转换器：用于开、关电路或把电流锉一个传导体传到另一个的设备〔electrotonus〕Alteration in excitability and conductivity of a nerve or muscle during the passage of an electric current through it.电紧张：当电流通过时，某一神经或肌肉产生的易激动性和传导体的变化 |