回声信号的英文

echo signal

• 回声:    echo; bounce back; ...
• 信号:    signal; semaphore; ...
• 回声信号跟踪:    echo following

例句与用法

1. Variability of echoes
   回声信号可变性
2. M - mode is a kind of dynamic display mode . it also uses the brightness to represent the strength of the ultrasonic returns , but the independent variable in the display is time . returns from different scanned depths are revealed along the time axis to show the movement of different layers of the scanned organs
   M型是一种运动显示方式，它也是以亮度的强弱来表示回声信号强弱，但将声束路径上不同深度的回波图象沿时间轴慢慢展开，以表示界面的运动轨迹。