中文说明：描述了雷达截面积、极化、匹配滤波器和雷达模糊函数及雷达波传播的最新进展，并给出了关于PRN码、多径和折射、高距离分辨率、杂波与MIT处理的有关内容。
English Description：
Describe the radar cross section and polarization, the matched filter and radar ambiguity function and recent advances in radar wave propagation and for the PRN codes, multipath and refraction and high resolution, the clutter of MIT-related content.