双绕组变压器的连接组号可能为Yn/d6。（   ）

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SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69399' and id < 4492878 and id<>'4492878' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69399' and id > 4492878 and id<>'4492878' order by id asc limit 5