电力网某条线路额定电压为UN=110KV，则它表示的是(    )

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69462' and id < 4498578 and id<>'4498578' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69462' and id > 4498578 and id<>'4498578' order by id asc limit 5