编辑MFC界面，打开txt数据文件，并且将打开文件的路径显示在编辑框里-MFC path editing interface, open txt data files, and will open the file is displayed in the edit box

能见度仪，亮度计232串口数据采集，并可以在MFC界面对相应数据显示，如一氧化碳，能见度信息，代码无误-Visibility meter, 232 luminance meter data acquisition, and data can be displayed in the corresponding MFC interface, such as carbon monoxide, visibility information, the code is correct