A.0.3 B.0.4 C.0.5 D.0.6
A.98%,96% B.96%,90% C.95%,90% D.98%,95%
A、竊電 B、違章用電 C、正常增容
A、激磁電壓 B、激磁電流 C、匝數(shù)與激磁電壓
A.2000 B.1000 C.600 D.500