题目内容
唾液的pH范围为
2021-10-18
A.2.0～4.0
B.4.0～6.2
C.6.2～7.6
D.4.8～8.0
E.9.0～10.0
试卷相关题目
SQL Error: select id,body,options from ***_enewstiku where sourceid='26018' and id < 2183654 and id<>'2183654' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='26018' and id > 2183654 and id<>'2183654' order by id asc limit 5