不属于水电厂按集中落差的方式分类的是（  ）。 

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SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69482' and id < 4500319 and id<>'4500319' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69482' and id > 4500319 and id<>'4500319' order by id asc limit 5