最优潮流与其它潮流的差别在于：(    )。

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SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69457' and id < 4498207 and id<>'4498207' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69457' and id > 4498207 and id<>'4498207' order by id asc limit 5