单词	stepdown transformer
释义	stepdown transformer n.降压变压器,降压器
随便看	three phase bridge rectifier three-phase bridge rectifier three-phase bridge rectifier circuit Three-phase Bridge Semi-controlled Rectifier three-phase bridge wholly controlled rectifier Three phase brushless DC motor three-phase brushless generator three-phase bubble three-phase bubble column three-phase bulb three-phase bus threephase cable three phase cable three-phase cable three-phase cage asynchronous motors three-phase cage induction motor three-phase capacitor three phase capacitor induction generator three-phase carbon arclamp three-phase carbon arc lamp three phase center tap rectifying circui three-phase change-over switch threephase circuit three phasecircuit three phase circuit