主要用于测试心电信号，能够准确的实现对心电信号的实时测量，和跟踪测试，有利于检测某些职业病，比如：心肌梗塞，动脉硬化等-Mainly used for testing ECG can achieve accurate real-time ECG measurement, and tracking tests help detect certain diseases, such as: myocardial infarction, arteriosclerosis, etc.