.超声英文术语ultrasonic imaging超声成像real-time imaging实时成像gray scale display灰阶显示color scale display彩阶显示transcranial doppler经颅多普勒color doppler flow imaging彩色多普勒血流显像color flow angiography彩色血流造影color doppler energy彩色多普勒能量图color power angio彩色能量图ultrasound endoscope超声内镜ultrasound catheter超声导管intravascular ultrasound血管内超声intravascular ultrasonic imaging血管内超声显像intraluminal ultrasonic imaging管腔内超声显像endoluminal sonography腔内超声显像intracardiac ultrasonic imaging心内超声显