科学研究中的问卷调查，关键问题是样本

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SQL Error: select id,body,options from ***_enewstiku where sourceid='25992' and id < 2181457 and id<>'2181457' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='25992' and id > 2181457 and id<>'2181457' order by id asc limit 5