题目内容
(多选) 属于β-内酰胺类抗生素的药物有( )。
试卷相关题目
SQL Error: select id,body,options from ***_enewstiku where sourceid='31195' and id < 2504795 and id<>'2504795' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='31195' and id > 2504795 and id<>'2504795' order by id asc limit 5