小干扰法适用于简单电力系统的（）

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku where sourceid='32646' and id < 2595865 and id<>'2595865' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='32646' and id > 2595865 and id<>'2595865' order by id asc limit 5