USBDevice

说明：  将DXF文件转换为G代码（NC代码），只能转换ASCII编码的DXF文件(dxf2G is a simple program that converts dxf 2D files into a .ngc G code files usable in programs such as Emc2 )

模拟请求，基于HttpWebRequest封装好的一个类，自动记下和发送Cookie,你只管调用方法就行了，很实用

使用API来自动拨号换取IP，并自动记录到数据库中，如果该IP在一天内重复，则可以继续自动换IP。直到IP不相同为止，一般可以用来抓取网页，发送信息等限制IP的网站。(Using the API to automatically dial in exchange for IP, and automatically record to the database, if the IP is repeated in a day, you can continue to automatically change IP. Until IP are not the same date, can generally be used to crawl the web, send messages and other restrictions IP site.)

s57 电子海图文档 符号字库标准 物标标准(s57 electronic charts Symbol font files of standard criteria)

prg4_1.c : TCP服务器。该程序等待客户的连接，一旦连接，则显示客户IP地址，并发信息回客户。-prg4_1.c : TCP server. The procedure for connecting customers, once connected, it shows that the client IP address, with the information back to customers.

抓屏 通过对屏幕抓屏，进行监控，采用多线程方式(Capturing the Screen Capturing the Screen on the screen, the monitor, using multiple threads)

用于远程登陆，密码可以直接复制粘贴，实用方便，比windows自带的远程工具好用。(For remote login, password, you can directly copy and paste, practical and convenient, than windows own remote tools handy.)

监听网络上的数据报！-eavesdropping on the network reported data!

主要用于查找共享文件，并在下载共享文件时可支持断点续传-mainly used to locate and share files, and download file-sharing can support HTTP

简单的FTP客户类-simple FTP client categories