[单选题]在图示电路中，电流源发出的功率为(  )W。(每题0.5 分)（0.5）

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69422' and id < 4495079 and id<>'4495079' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69422' and id > 4495079 and id<>'4495079' order by id asc limit 5