电路如下图所示，请选出正确的结点电压方程和增补方程。     （2.0）

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69421' and id < 4494919 and id<>'4494919' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69421' and id > 4494919 and id<>'4494919' order by id asc limit 5