该系统包括B型超声诊断仪、高速采集卡、螺旋挤压装置和脉冲接收器等装置。
This system consists of a B-mode ultrasonic equipment, a high-speed digitizer, a mechanical compression device and a pulse receiver.
所用的超声探伤方法仅限于八型显示脉冲反射法。
The used ultrasonic testing method is only limited to A-scope pulse-echo method.
该系统采用A型超声波探伤仪产生超声波脉冲，采用一次脉冲反射法检测棒材。
The principle of detector is that the A-Scan flaw instrument of USL32 beams the ultrasonic to detect the bar material with the method of pulse echo once.
目的联合应用二维、M -型超声心动图与脉冲多普勒技术评价高血压左心室不同构型左房功能改变。
Objective To evaluate left atrial function by 2-de, M-mode and pulsed Doppler echocardiography in different patterns of left ventricular geometric models.
目的联合应用二维、M -型超声心动图与脉冲多普勒技术评价高血压左心室不同构型左房功能改变。
Objective To evaluate left atrial function by 2-de, M-mode and pulsed Doppler echocardiography in different patterns of left ventricular geometric models.
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