如何从指定FTP服务器下载文件
...........................\GetFTPFile
...........................\..........\GetFTPFile
...........................\..........\..........\bin
...........................\..........\..........\...\Debug
...........................\..........\..........\Form1.cs
...........................\..........\..........\Form1.Designer.cs
...........................\..........\..........\Form1.resx
...........................\..........\..........\GetFTPFile.csproj
...........................\..........\..........\obj
...........................\..........\..........\...\Debug
...........................\..........\..........\...\GetFTPFile.csproj.FileList.txt
...........................\..........\..........\Program.cs
...........................\..........\..........\Properties
...........................\..........\..........\..........\AssemblyInfo.cs
...........................\..........\..........\..........\Resources.Designer.cs
...........................\..........\..........\..........\Resources.resx
...........................\..........\..........\..........\Settings.Designer.cs
...........................\..........\..........\..........\Settings.settings
...........................\..........\GetFTPFile.sln
...........................\..........\GetFTPFile.suo