题目内容
固体分散体的难溶性载体材料是
2021-10-14
A.聚乙烯吡咯烷酮
B.乙基纤维素
C.β-环糊精
D.磷脂和胆固醇
E.聚乳酸
试卷相关题目
SQL Error: select id,body,options from ***_enewstiku where sourceid='25720' and id < 2162466 and id<>'2162466' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='25720' and id > 2162466 and id<>'2162466' order by id asc limit 5