高频地波雷达回波信号二维傅里叶变换仿真处理，通过该变换可以得到海上目标的速度和距离信息。-HF ground wave radar echo simulation of two-dimensional Fourier transform processing, the adoption of the sea can transform the speed and distance from goal information.

本程序实现了雷达回波的模拟（LFM）及其傅里叶变换，可以让初学者感受雷达回波的处理过程。(This program implements the radar echo simulation (LFM) and its Fourier transform, which allows beginners to feel the process of radar echo)