VB文件夹监控、自动同步备份程序，可将指定文件夹自动同步备份到另一文件夹，可指定按时间备份，或者是按文件夹有改动时备份，程序本身具有文件夹自动监控功能，适时监视文件夹的变化。,VB folder monitoring and automatic synchronization backup program may be designated automatically synchronize backup folder to another folder, and may designate a