同步发电机电枢反应的性质取决于负载的性质。（    ）

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69208' and id < 4481129 and id<>'4481129' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69208' and id > 4481129 and id<>'4481129' order by id asc limit 5