中文说明：
对三种不同数值的RCS，SNR相对检测距离的仿真以及对三种不同数值的雷达峰值功率，SNR相对检测距离的仿真。
English Description：
The simulation of three different values of RCS and SNR relative detection distance, as well as the simulation of three different values of radar peak power and SNR relative detection distance