如图所示三相电路，各相电流均为10A，则中线电流为（   ）A。

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69035' and id < 4471175 and id<>'4471175' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69035' and id > 4471175 and id<>'4471175' order by id asc limit 5