vector electrocardiogram

... vector effect 媒介作用 vector electrocardiogram 矢量心电图 vector equation 矢量方程式 ...

 vectorcardiogram

... varicosis 静脉曲张病 vectorcardiogram 矢量心电图，心电向量图 vegetative endocarditis 增殖性心内膜炎, 赘疣状心内膜炎 ...