单项选择题
A.ROTOR B.STATOR C.PICK-UP D.EXCITER
A.CATHODE B.HORN C.ROTOR D.DIODE
A.CABLE B.CLAMP C.CRANE D.CHARGED
A.CHARGER B.MULTIMETER C.CHARGED D.CRANE
微信扫一扫,加关注免费搜题
