题目内容
图示对称三相星形联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='32675' and id < 2599363 and id<>'2599363' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='32675' and id > 2599363 and id<>'2599363' order by id asc limit 5