[单选题]某三角形连接的三相对称负载接于三相对称电源,线电流与其对应的相电流的相位关系是( )。(每题0.5 分)(0.5)
发布时间:2025-11-29
A.线电流超前相电流30°
B.线电流滞后相电流30°
C.两者同相
D.两者反相
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