C#开发的多线程文件下载器

D:\temple\DownloadManager\DownloadManager\obj\Debug\DownloadManager.exe D:\temple\DownloadManager\DownloadManager\obj\Debug\DownloadManager.pdb D:\temple\DownloadManager\DownloadManager\bin\Debug\DownloadManager.exe D:\temple\DownloadManager\DownloadManager\bin\Debug\DownloadManager.pdb D:\temple\DownloadManager\DownloadManager\obj\Debug\ResolveAssemblyReference.cache D:\temple\DownloadManager\DownloadManager\obj\Debug\DownloadManager.Form1.resources D:\temple\DownloadManager\DownloadManager\obj\Debug\DownloadManager.Properties.Resources.resources D:\temple\DownloadManager\DownloadManager\obj\Debug\DownloadManager.csproj.GenerateResource.Cache D:\code\CodeLibrary\NetWork\FileDownload\DownloadManager\DownloadManager\obj\Debug\DownloadManager.exe D:\code\CodeLibrary\NetWork\FileDownload\DownloadManager\DownloadManager\obj\Debug\DownloadManager.pdb