The ElastoDynamics Toolbox is a MATLAB toolbox to model wave propagation in layered media. It is based on the direct stiffness method and the thin layer method [10, 12]. The toolbox can be used to solve a variety of problems governed by wave

计算水声传播衰减的模型运算，用来绘制水声传播衰减的图像-Calculation of underwater acoustic propagation attenuation model operation, used to draw images of underwater acoustic propagation attenuation