radar echo generator 雷达回波发生器
Without going into detail on the differences between the two, it is safe to assume that mt_rand is a faster and better random number generator: echo mt_rand(1,6);.
在不深入研究两者差别的情况下，可以认为 mt_rand 是一个更快、更好的随机数字生成器：echo mt_rand(1,6);。
Radar echo simulator is a kind of signal generator used to debug the subsystems of radar signal reception and processing.
雷达回波模拟器是用来调试雷达接收分系统和信号处理分系统的一种信号发生器。
The video signal model for synthetic aperture radar(SAR) is set up, and a method to generate echo signals for SAR using AWG520 arbitrary waveform generator is presented.
建立了合成孔径雷达回波视频信号模型，提出了一种用AWG520任意波形发生器生成SAR回波视频信号的方法，并用这种方法模拟了SAR实时成像的回波视频信号。
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