题目内容
下列选项不是Ⅲ度房室传导阻滞的心电图特点的是
2021-09-17
A.P波与QRS波互不相关
B.R-R间距相等
C.P-P间距相等
D.心室率快于心房率
E.心室率常为30~50次/分
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