绘图软件，很方便实用的。功能比较强大。大家可以下下来用...

C语言程序设计上机实验，是word格式的电子书。-C Programming Language-on experiments, is the word e-book format.

【英文】Sams - The definitive guide to using, programming, and administering MySQL 4.1 and 5.0 Third Edition-[English] Sams- The definitive guide to using, programming, and administering MySQL 4.1 and 5.0 Third Editi on

全面的介绍了ＬＩＮＵＸ一些基本的配置，使用-comprehensive introduction to the LINUX some of the basic configuration, use

Java2 参考大全(第4版).-Java2 Reference Series (Release 4).

汽车回正性能的分析，汽车电动助力转向的控制算法和matlab实现-analysis of vehicle returnability control strategy of vehicle electric power assisted steering with matlab/simulink

AVR PDF指令集-AVR PDF Instruction Set

The initial planning and thinking about this book began during a discussion of SQL Server futures in July 2001. The discussion was with Rob Howard during a trip to Microsoft to discuss the first book I was working on at that time. After that, I stayed involved in what was happening in ADO.NET by going to the SQL Server Yukon Technical Preview in Bellevue, Washington, in February 2002 and by working with the ASP.NET and SQL Server teams at Microsoft since July 2003.

有n个人围成一圈，顺序编号。从第一个人开始报数(从1到3)，凡报到3的人退出圈子，问最后一个圈中的人的编号？-n personal cordons of serial numbers. Started from the first report (from 1-3), who reported three people from the circle, asking a final lap of the numbers?

西安电子科技大学出版 高频电子线路――习题解答 -Xidian University publishing high-frequency electronic circuits- exercise answer

S3C2410中文翻译第五章，存储器控制器。-S3C2410 Chinese translation of the fifth chapter, memory controller.