使用MATLAB编制的简易图形显示工具，能够实现正弦曲线和余弦曲线的绘制，并在界面中改变显示参数，能够执行菜单操作。-MATLAB prepared using a simple graphical display tool, can achieve the sine curve and cosine curve drawing, and in the interface to change the display parameters, to perform the menu operation.