题目内容
.正常成人黄骨髓约占骨髓总量的（ ）
2021-09-29
A.30%
B.40%C 50% D. 60%E.70%
试卷相关题目
SQL Error: select id,body,options from ***_enewstiku where sourceid='24432' and id < 2115364 and id<>'2115364' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='24432' and id > 2115364 and id<>'2115364' order by id asc limit 5