血液中（ )数量越多，全血比重越大

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SQL Error: select id,body,options from ***_enewstiku where sourceid='30847' and id < 2484401 and id<>'2484401' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='30847' and id > 2484401 and id<>'2484401' order by id asc limit 5