.图示对称三相电路中,已知电源线电压
线路(复)阻抗
,三角形连接负载复阻抗
,求三角形连接负载的三相功率
( )
发布时间:2025-12-10
A.4500W
B.1500KW
C.3000KW
D.9000KW
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