己知有源线性二端网络的端口伏安特性如下图所示。其戴维南等效参数为（）。 

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku where sourceid='32630' and id < 2594668 and id<>'2594668' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='32630' and id > 2594668 and id<>'2594668' order by id asc limit 5