变压器正常运行时，变压器的温度达到稳定时的温升称为（   ）。

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SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69466' and id < 4499195 and id<>'4499195' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69466' and id > 4499195 and id<>'4499195' order by id asc limit 5