变压器二次绕组短路，一次绕组施加电压使其（   ）达到额定值时，变压器从电源吸取的功率称为短路损耗。

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69465' and id < 4499070 and id<>'4499070' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69465' and id > 4499070 and id<>'4499070' order by id asc limit 5