用Java画同心圆。相邻两个圆之间相距10个像素。-To use Java drawing concentric circles. Circle distance between two adjacent 10 pixels.

语音技术实现的源代码(C#)-Voice technology to achieve the source code (C#)

该文档为 蓝牙模块DLBM的 使用说明-the document to a Bluetooth module for use DLBM

flip flop project and explanation

java软件测试的代码，是个简单的，好懂的，没啥意义的代码-java is the good tools

J2me Gauge source code

C语言函数全集（我收集的）-Complete Works of C language function (I gather)

详细讲述GAMIT软件的安装及使用方法，具体到每条命令，所需文件的格式-To describe in detail the GAMIT software to install and how to use specific to each command, the format of the required documents

一个能解决初学者疑难的例子。-one can solve problems beginners example.

部分RFC中文文档(IP 数据包通过以太网网络传输标准(RFC894), RFC1332_PPP Internet 协议控制协议 (IPCP), RFC1180_TCPIP...等)