有CDF三角函数曲线/三维曲线图，有井曲线作为输入可计算其地震波的衰减,可以得到很精确的幅值、频率、相位估计。- There CDF trigonometric curve/3D graphs, There is a well attenuation curve as input to calculate its seismic waves, You can get a very accurate amplitude, frequency, phase estimation.