溶出度测定需取供试品的片数

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku where sourceid='30294' and id < 2449505 and id<>'2449505' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='30294' and id > 2449505 and id<>'2449505' order by id asc limit 5