变电站按建筑系形式和电气设备布置方式可分为（  ）。 

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SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69482' and id < 4500370 and id<>'4500370' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69482' and id > 4500370 and id<>'4500370' order by id asc limit 5