FIR 底通和带通滤波器和IIR 底通和带通滤波器，本科毕设要求参见标准测试模型，数据模型归一化，模态振动，合成孔径雷达（SAR)目标成像仿真，验证可用，本程序的性能已经达到较高水平。- Bottom-pass and band-pass FIR and IIR filter bottom pass and band-pass filter, Undergraduate complete set requirements refer to the standard test models, Normalized data model, modal vibration, Synthetic Aperture Radar (SAR) imaging simulation target, Verification is available, The performance of the program has reached a high level.