文件切割，方便使用，任意切割文件，然后可以合并。包括rmvb ,txt 等-Paper cutting, easy to use, any cutting file, which can then be merged. Including rmvb, txt, etc.

用MFC编写的文件分隔工具，主要用于新手学习文件操作方法(A file separator tool written in MFC, which is used for beginners to learn file operation methods)