关于高分子溶液叙述错误的是

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SQL Error: select id,body,options from ***_enewstiku where sourceid='30815' and id < 2481685 and id<>'2481685' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='30815' and id > 2481685 and id<>'2481685' order by id asc limit 5