架空输电线路采用单相重合闸的主要目的是(    )。

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69456' and id < 4498147 and id<>'4498147' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69456' and id > 4498147 and id<>'4498147' order by id asc limit 5