matlab使用教程，很详细，不用看书，直接拿来参考

LPC2131的用GPIO控制蜂鸣气的实验-GPIO control using the LPC2131 buzz gas experiments

matlab6.x 信号处理 清华大学出版社-matlab6.x signal processing Tsinghua University Press

about dns system security system

本课件是本人多年讲授《计算机图形学基础》这门课程的总结与结晶，该课件（ppt格式）使用多次学生反映良好，有较高参考实用价值。-I taught for many years, "computer graphics based" this course of summing up and crystallization the courseware (ppt format) to reflect the use of many good students, high reference value.

一篇介绍OMNET++的少有的好文章，希望给正在研究OMNET++的朋友有所帮助。-1 Introduction OMNET++ The few good articles, want to give is studying OMNET++ Friends help.

modbus中文协议-Modbus Chinese agreement

单片机c语言编程与实例.实用，初学者适用-c progra，teach book，sample test

DirectShow开发指南8,PDG格式,请自己解压-DirectShow Development Guide 8, PDG format, extract themselves

like Ruby For Rails for Ruby 1.9.1 -The Well-Grounded Rubyist is a “just Ruby” book, and it’s written to be read by anyone interested in Ruby. It’s a descendant of R4R but not exactly an update. It’s more of a repurposing. There’s some overlap with R4R, but there’s also a lot of new material (more than I originally anticipated, in fact) and everything, overlap or not, has been oiled and polished and spiffed up to work with Ruby 1.9.1, the newest version of Ruby (and very new) at the time the book went to press.

网络程序设计（下），我们涂老师的讲义-network programming (2), we Tu teacher lectures