A.匝數(shù)多,導線細 B.匝數(shù)多,導線粗 C.匝數(shù)少,導線細 D.匝數(shù)少,導線粗
A.交流電路 B.直流電路 C.交直流電路
A.600A B.1000A C.1500A D.10kA