不属于同步电动机启动过程中的转矩有（   ）。

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69400' and id < 4493242 and id<>'4493242' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69400' and id > 4493242 and id<>'4493242' order by id asc limit 5