过电流继电器的返回电流（   ）动作电流。

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69376' and id < 4491160 and id<>'4491160' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69376' and id > 4491160 and id<>'4491160' order by id asc limit 5