对于下述电力系统的零序等值电路，正确的是（）。 

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku where sourceid='32645' and id < 2595819 and id<>'2595819' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='32645' and id > 2595819 and id<>'2595819' order by id asc limit 5