三相同步发电机对称负载稳定运行时，电枢反应磁场将在（   ）绕组中感应电动势。

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69444' and id < 4497176 and id<>'4497176' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69444' and id > 4497176 and id<>'4497176' order by id asc limit 5