题目内容
制备病毒疫苗时最常选用
2021-09-23
A.原代细胞培养
B.次代细胞培养
C.传代细胞培养
D.人胚二倍体细胞培养
E.器官培养
试卷相关题目
SQL Error: select id,body,options from ***_enewstiku where sourceid='24117' and id < 2083859 and id<>'2083859' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='24117' and id > 2083859 and id<>'2083859' order by id asc limit 5