单词	perfect eighth
释义	perfect eighth 完全八度
随便看	single-phase power supply system single-phase power systems single phase precipitation single phase product method single-phase protective branch switch single-phase protective mechanism single-phase PWM single phase PWM rectifier single phaser single-phaser singlephase radial tire building machine singlephase radial tyre building machine single phase reaction single-phase reactive detection single-phase reactor single-phase reclosure Single-phase reclosure sequence single phase rectification single phase rectifier single-phase rectifier single-phase rectifier transformer single phase region single-phase region single-phase regulating transformator single phase regulating transformer