题目内容
升压斩波电路中,E=180V,R=10Ω,L值和C值极大,T=50us,=20us,采用脉宽调制控制方式。其输出负载电流平均值为()。
试卷相关题目
SQL Error: select id,body,options from ***_enewstiku where sourceid='32683' and id < 2599709 and id<>'2599709' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='32683' and id > 2599709 and id<>'2599709' order by id asc limit 5