若同步发电机工作在欠励磁状态，则（   ）。

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69324' and id < 4488020 and id<>'4488020' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69324' and id > 4488020 and id<>'4488020' order by id asc limit 5