A.Ⅱ.Ⅲ.aVF导联P波双峰，峰间距≥0.04s
B.P波时限＞0.12s
C.PⅡ.Ⅲ.aVF振幅≥0.25mV，P波高尖
D.Ptfv1绝对值为0.05mm·s
E.P波形态圆钝，振幅在肢体导联＜0.25mV，在胸导联＜0.20mV