大文件上传类，使用简单，显示上传进度条，图片生成缩略图，断线续传，文件类型限制，文件大小限制，上传文件个数限制-upload large files category, the use of simple, showing the progress of the upload, generate thumbnail pictures, breakwire Continuingly, document type restrictions, file size restrictions limit

Delphi和Access 简单上传进度条程序 希望大家能有用