题目内容
以下不属于操作过电压的是（）
2020-12-26
A.工频电压升高
B.电弧接地过电压
C.变电所侵入波过电压
D.铁磁谐振过电压
试卷相关题目
SQL Error: select id,body,options from ***_enewstiku where sourceid='32668' and id < 2598461 and id<>'2598461' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='32668' and id > 2598461 and id<>'2598461' order by id asc limit 5