避雷线对输电线路的零序电抗影响()。（0.5）

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69421' and id < 4494905 and id<>'4494905' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69421' and id > 4494905 and id<>'4494905' order by id asc limit 5