在单文档界面下， 点击菜单，画出otdr曲线。并对曲线添加高斯噪声。其中含工具条的使用。-documents in a single interface, click on the menu, paint otdr curve. Also adding Gaussian noise curve. Inclusive of the tools used.

编写一个绘制曲线的程序。菜单可选绘制正余弦等经典曲线。 可以调整线的颜色和粗细-Write a program to draw curves. Draw menu options and other classic sine and cosine curve. You can adjust the color and thickness of the line