编写一个能绘制动态绘制正弦波和余弦波的程序，此程序绘制的正弦波和余弦波分属两个panel，它们会不断地在窗口中向后移动，就像示波器一样。-Prepared a dynamic map rendering sine and cosine waves procedures, this procedure drawn sine and cosine waves belong to the two panel, they will continue to move backwards in the window, just like the same oscilloscope.