图示电路中，正确的电压方程是（）。 

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku where sourceid='32669' and id < 2598534 and id<>'2598534' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='32669' and id > 2598534 and id<>'2598534' order by id asc limit 5