含量均匀度检查法进行检查时要求取供试品的数量为

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SQL Error: select id,body,options from ***_enewstiku where sourceid='30368' and id < 2454689 and id<>'2454689' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='30368' and id > 2454689 and id<>'2454689' order by id asc limit 5