图示对称三相星形连接电路中，已知，相序为正序，则以下结论中正确的是（   ）。

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69470' and id < 4499559 and id<>'4499559' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69470' and id > 4499559 and id<>'4499559' order by id asc limit 5