程序运行时，可以用鼠标拖动滑块，程序等时间间隔采样并将采样值写至指定文本文件。 程序核心为滑块控件的运用。-When the program is running, you can use the mouse to drag the slider, procedure time interval sampling and sampling value to write to the specified text file.Procedures for the use of the core