题目内容
窦性P波的组成是
2022-01-04
A.前半部代表窦房结除极，后半部代表心房除极
B.前半部代表心房除极，后半部代表心房复极
C.前半部代表窦房结除极，后半部代表右心房除极
D.前半部代表左心房除极，后半部代表右心房除极
E.前半部代表右心房除极，后半部代表左心房除极
试卷相关题目
SQL Error: select id,body,options from ***_enewstiku where sourceid='30588' and id < 2467964 and id<>'2467964' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='30588' and id > 2467964 and id<>'2467964' order by id asc limit 5