学习VB的一个过程，这可是我自己设计的，尽请指导-learning VB one process, but I own design, please do guidance

用到CFtpConnection类，少有的用winsock开发的在VB平台的FTP源码，有文件列表，重命名删除文件等功能。网上也有，但我这个可以修正好可以正常下载，网上找的不能正常下载-CFtpConnection use category, a rare development using winsock in VB platform FTP source, there is the list of files, rename, delete files and other functions

我用VB写一断程序完成： 1. 文件的FTP上传、覆盖 2. 文件的下载、覆盖-I used to write a VB program off to complete: 1 file FTP upload, covering 2 files to download, covering