POWERPCB绘制多层PCB必读，详细介绍多层板大设计技巧。

21天学习c++，学习效果很好-21 days learning c, the study results are very good

很全的通讯理论书籍源码，matlab代码-Very wide source of communication theory books, matlab code

Window32 API 函数声明.chm-Window32 API function declaration. Chm

Dynamic User Model Construction with Bayesian Networks for Intelligent Information Queries

本次上传的是一个关于e-learning学习的流程图，在此图上有基本的建立e-learning的一些内容-This upload is a study on the flow chart of e-learning in this diagram are the basic building e-learning some of the content of

Geometric and solid modeling Geometric and solid modeling

详细讲解java classloader知识和tomcat中的类加载机制-Explain in detail the knowledge and tomcat in the java classloader the class loading mechanism

200X年海峡两岸终于在台湾宣布独立后发生了激烈的战争，美国人，日本人也不愿在这场战争中袖手旁观-200X year two sides across the Taiwan Strait finally had the intense war after the Taiwan announcement independence, the American, the Japanese have not been willing in this war to stand by....

vc++动态链接库编程,详细介绍动态连接库的开发过程，详细、深刻，值得一看。-vc++ dynamic link library programming, dynamic link library detailed introduction of the development process, detailed, profound and worth a visit.

history lecture of early to modern computers