说明：  包含收发两个客户端的链路级通信程序,有井曲线作为输入可计算其地震波的衰减,窗函数法设计一个数字带通FIR滤波器。
( Contains two clients receive link-level communications program, There is a well attenuation curve as input to calculate its seismic waves, A window function design FIR digital band-pass filter.)