变压器在（  ）时会产生励磁涌流。

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SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69479' and id < 4501022 and id<>'4501022' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69479' and id > 4501022 and id<>'4501022' order by id asc limit 5