《英文msh词典》Ultrasonography,Doppler Duplex
[入口词] Ultrasonography,Doppler Duplex
[主题词] Ultrasonography,Doppler,Duplex
[英文释义] Ultrasonography applying the Doppler effect combined with real-time imaging. The real-time image is created by rapid movement of the ultrasound beam. A powerful advantage of this technique is the ability to estimate the velocity of flow from the Doppler shift frequency.