三相异步电动机铭牌上的额定功率是当带有额定负载时的（   ）。

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69466' and id < 4499231 and id<>'4499231' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69466' and id > 4499231 and id<>'4499231' order by id asc limit 5