下列皮试液浓度正确的是

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SQL Error: select id,body,options from ***_enewstiku where sourceid='30777' and id < 2478222 and id<>'2478222' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='30777' and id > 2478222 and id<>'2478222' order by id asc limit 5