在生物介质中加入已知量的待测药物用于 质量控制的样品称为

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SQL Error: select id,body,options from ***_enewstiku where sourceid='30795' and id < 2480052 and id<>'2480052' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='30795' and id > 2480052 and id<>'2480052' order by id asc limit 5