电压源.电流源的特性可以用电阻来衡量。（）

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku where sourceid='32669' and id < 2598628 and id<>'2598628' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='32669' and id > 2598628 and id<>'2598628' order by id asc limit 5