题目内容
下列哪些因素参与心脏杂音的形成
2022-01-05
A.心腔内漂浮物
B.异常通道或血管腔扩大或狭窄
C.瓣膜口狭窄或关闭不全
D.血流加速
试卷相关题目
SQL Error: select id,body,options from ***_enewstiku where sourceid='30628' and id < 2469970 and id<>'2469970' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='30628' and id > 2469970 and id<>'2469970' order by id asc limit 5