已知RL串联电路的电阻电压则电感电压为（   ）。

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69470' and id < 4499536 and id<>'4499536' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69470' and id > 4499536 and id<>'4499536' order by id asc limit 5