一、心电图学基础 Fundament of the ECG (一)心血管传导系统 cardiovascular intrinsic conduction system (二)正常心电图波形 normal electrocardiographic complexes (三)心电图导联 leads of the ECG 二、心电图的临床应用 Clinical application of the ECG (一)心电图的测量方法 determination method of the ECG (二)正常心电图 normal ECG (三)心房与心室肥大 atrial and ventricular hypertrophy