A.额定功率 B.额定电压 C.额定电阻 D.额定电流
A.3.0m B.5.0m C.6.5m D.8.5m
A.10mm B.20mm C.25mm D.30mm
A.25mm B.30mm C.50mm D.60mm
A.0.2% B.0.3% C.0.4% D.0.5%
A.0 B.倍零序谐波电动势 C.3倍零序谐波电动势 D.某一常数
A.环境 B.油温 C.绕组温度 D.铁芯温度
A.10~20m B.40~50m C.30~35m D.80~90m
A.36v B.110v C.220v D.380v