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心脏收缩时间间期(STI)能够评定左心室功能、诊断冠心病及评价药效等。频谱心电图(FCG)具有信息量大,敏感度高,多指标,多参量和相关动态分析等特点,是一种敏感性较高、很有发展的
Systolic time interval (STI) can assess left ventricular function, diagnosis of coronary heart disease and evaluate the efficacy and so on. Spectrum electrocardiogram (FCG) is characterized by its large amount of information, high sensitivity, multiple indicators, multiple parameters and related dynamic analysis. It is a sensitive and promising