题目内容
PCR最主要的优点在于
2021-09-29
A.周期短
B.灵敏度高
C.费用低
D.准确性高
E.操作方便
试卷相关题目
SQL Error: select id,body,options from ***_enewstiku where sourceid='24652' and id < 2113994 and id<>'2113994' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='24652' and id > 2113994 and id<>'2113994' order by id asc limit 5