RLC串联电路谐振时，应满足 （     ）。 

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku_ where sourceid='68474' and id < 4421073 and id<>'4421073' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='68474' and id > 4421073 and id<>'4421073' order by id asc limit 5