ECG Components Analysis 0.1mv1 RR interva R T Segment TP Segment J Point PR interval QT interval Time 0.04 Sec 0.2 Sec P波：时程0.08-0.11秒，幅度<0.25mV;QRS波群：时程0.06-0.10秒， T波：时程0.05-0.25秒，幅度0.1-0.8mV: ECG Components & Analysis P波：时程0.08-0.11秒，幅度<0.25mV；QRS波群：时程0.06-0.10秒， T波：时程0.05-0.25秒，幅度0.1-0.8mV；