目的：探讨转移性肝癌（MHC）的彩色多普勒血流显像（CDFI）特征。
Objective:To explore the characters of color Doppler flowing imaging(CDFI)of metastatic hepatic cancer(MHC).
目的探讨彩色多普勒血流显像鉴别视网膜脱离和脉络膜脱离的诊断价值。
Objective To evaluate the value of color Doppler flow imaging in the differentiation of detachment of retina and choroid.
为了探究速度滑冰运动员形态结构与功能特征，利用彩色多普勒血流显像仪对21名速滑运动员的左心室进行检查。
In order to explore the speed skaters' characteristics of physique structure and function, this paper USES color Doppler Blood Stream Picture Instrument to inspect left ventricle of 21 speed skaters.
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