当大气过电压使线路上所装设的避雷器放电时，电流速断保护（   ）。

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69376' and id < 4491242 and id<>'4491242' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69376' and id > 4491242 and id<>'4491242' order by id asc limit 5