变速箱:持续啮合(V-Matic)
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Esophageal HBE is a new nontrau-matic technique, which can record the dynamic changes oi the various components of A-V conducting system of every cardiac cycle.
食管HBE属非创伤性,能逐个记录每个心搏周期中房室传导系统内各成分的动态改变。
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