如图示对称三相电路中，若，负载，则相电压（            ）。（0.5）

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69414' and id < 4494315 and id<>'4494315' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69414' and id > 4494315 and id<>'4494315' order by id asc limit 5