于治疗前及治疗后患者及大鼠均做心电图检查。
The ECG changes were observed before and after treatment in patients and in rats.
一些其他的国家，比如意大利和日本，人们用心电图（ECG或EKG）给年轻人做检查，心电图记录了心脏发出的电信号。
Some countries, such as Italy and Japan, screen young people with the use of an electrocardiogram (ECG, or EKG), which records the electrical signals present in the heart.
一些其他的国家，比如意大利和日本，人们用心电图（ECG或EKG）给年轻人做检查，心电图记录了心脏发出的电信号。
Some countries, such as Italy and Japan, screen young people with the use of an electrocardiogram (ECG, or EKG), which records the electrical signals present in the heart.
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