对限时电流速断保护的最基本要求是（  ）。

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69477' and id < 4500151 and id<>'4500151' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69477' and id > 4500151 and id<>'4500151' order by id asc limit 5