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连续记录Ⅱ导联,示窦性P-P规则,频率64次/分,本图有3种形态的QRS波,R_(1·5·7·8)为窦性下传,P-R间期0.16s,QRS时限0.06s。R_(2·4·6·9·12·15·18·21·24·27·30)高大畸形(R’),QRS时限0.11s,T波(-+)双相以(-)为主,其前无有关P
Continuous recording Ⅱ lead, showing sinus PP rule, the frequency of 64 beats / min, the figure has three forms of QRS wave, R_ (1.5.7.8) for sinus, PR interval 0.16s, QRS duration 0.06s. R 2 4 4 6 9 12 15 15 21 · 24 · 27 · 30, large deformity (R ’), QRS duration 0.11s, T wave (- +) biphasic (-) based , No previous relevant P