用于折射波处理时的to、θ函数法求界面深度，浅层地震-Used for refraction wave in processing, θ function method to ask interface depth, shallow earthquake

matlab编的瑞利面波的正演模拟，用于浅层地震勘探研究-Matlab compiled Rayleigh wave in the forward modeling of, used in the shallow seismic exploration and research