PowerPCB教程精简版，适合初学者使用

C语言实战105例/王为青, 陈圣亮编著 北京-人民邮电出版社 2007 光盘源码及可运行程序 附注项:共汇集了105个实例，内容循序渐进，通过实例讲述C语言编程。全书分为8章，包括基础篇、数值计算与数据结构篇、文本屏幕与文件操作篇、病毒与安全篇等。 附注项: C语言程序设计人员。 -105 cases of actual C language/Wang Qing, edited by Chen Sheng-liang Beijing- People" s Posts & Telecom Press, 2007 Source CD-ROM and run the program Note: The total collection of 105 examples of the contents of step-by-step through the examples on the C programming language. The topics are divided into 8 chapters, including basic articles, numerical computing and data structure articles, screen text articles and documents to operate, such as virus and security papers. Note item: C language programmers.

spatial database systems

基 于 MFC 的 WinSock 客 户 端 程 序 设 计-MFC-based client for WinSock Programming

xml 教程 很全-xml study

fortran 90语言得介绍，是学习fortran90语言得一本难得的参考书-fortran language in the introduction, fortran90 language learning in a rare reference books

good book for character recognition

ASN.1 的PER编码标准 X.691 (12/97) ASN.1 encoding rules - Specification of Packed Encoding Rules (PER) -X.691 (12/97) ASN.1 encoding rules- Specification of Packed Encoding Rules (PER)

用MATLAB语言仿真设计人工神经网络,希望对大家有用-using MATLAB simulation of artificial neural network, we hope to useful

相位比较器的VHDL实现程序，现行的相位比较器结构往往十分复杂，难于实现。而在一些对精度要求不是很高的领域，简单灵活的相位比较算法有着广阔的市场。-Phase comparator realize the VHDL program, the existing structure of the phase comparator is often very complex and difficult to realize. In some of the precision of the field is not very high, simple and flexible algorithm for phase comparison with a broad market.

一本struts的电子书 详细介绍了struts的一些基本知识 希望能对大家有帮助!-One struts the struts of the book details some basic knowledge of all of us want to help!