题目内容
唾液的pH一般在
2021-10-18
A.2.0~4.0
B.4.0~6.2
C.6.2~7.6
D.7.6~9.0
E.9.0~10.0
试卷相关题目
SQL Error: select id,body,options from ***_enewstiku where sourceid='26012' and id < 2182930 and id<>'2182930' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='26012' and id > 2182930 and id<>'2182930' order by id asc limit 5