题目内容
关于正序和负序网络，下列说法错误的是( )。
2026-04-18
A.正序和负序是三相对称的
B.中性点接地电抗无电流
C.在正序和负序网络图中可以不画接地电抗
D.正序电抗和负序阻抗相等
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