当只考虑复杂电路中某一条支路电流电压的情况，采用（)比较方便。

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku where sourceid='32630' and id < 2594677 and id<>'2594677' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='32630' and id > 2594677 and id<>'2594677' order by id asc limit 5