题目内容
健康成人黄骨髓约占骨髓总量的 （ ）
2021-10-01
A.30%
B.AO%
C.50%
D.60%
E.70%
试卷相关题目
SQL Error: select id,body,options from ***_enewstiku where sourceid='24767' and id < 2119982 and id<>'2119982' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='24767' and id > 2119982 and id<>'2119982' order by id asc limit 5