下列要素中，属于一般环境因素的是

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SQL Error: select id,body,options from ***_enewstiku where sourceid='29325' and id < 2387213 and id<>'2387213' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='29325' and id > 2387213 and id<>'2387213' order by id asc limit 5