大接地电流系统发生AB相间金属性短路故障时，故障点电压序分量的关系是(    )。

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SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69456' and id < 4498123 and id<>'4498123' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69456' and id > 4498123 and id<>'4498123' order by id asc limit 5