题目内容
基于注射给药安全性考虑,其pH值范围一般为
2021-10-25
A.pH=4~9
B.pH=4~6
C.pH=7
D.pH=8~10
E.pH=9
试卷相关题目
SQL Error: select id,body,options from ***_enewstiku where sourceid='26402' and id < 2206178 and id<>'2206178' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='26402' and id > 2206178 and id<>'2206178' order by id asc limit 5