csma模型的仿真，可以参考 slotted CSMA simulation

本标准是根据《国家发展和改革委员会办公厅关于印发2006年行业标准项目计划的通知》（发改办工业［2006］1093号）的安排，对DL/T 645-1997《多功能电能表通信规约》的修订。 制定本标准是为统一和规范电能表的多功能电能表与数据终端设备进行数据交换时的物理连接和协议。信息量的确定以DL/T 614-2007《多功能电能表》为依据。 本标准与DL/T 645 请点击左侧文件开始预览 ！预览只提供20%的代码片段，完整代码需下载后查看 加载中 侵权举报

new riders - advance linux programming.-new riders- advance linux programming.

关于FC3的一本好书，里面都是些最基本的东西，很适合新手看看哦-on FC3 of a good book, there are some basic things, which is perfect for newcomers to see oh

一本有关于软件开发与质量测试的参考书, 有理论也有应用,能帮助软件员开发高质量的软件.-Designed for an introductory software engineering course or as a reference for programmers, this up to date text uses both theory and applications to design reliable, error-free software. Starting with an introduction to the various types of software, the book moves through life-cycle models, software specifications, testing techniques, computer-aided software engineering and writing effective source code. A chapter on applications covers software development techniques used in various applications including VisualBasic, Oracle, SQLServer, and CrystalReports.

David Hawley, Raina Hawley著，O Reilly出版社2004年3月出版。ISBN : 0-596-00625-X 。 本书介绍关于Excel的技巧工具，用来帮助在workbook和worksheet中破解内建特性，如表、图、公式、函数等。这本书手把手教你如何用Excel做任何事，从数据分析到worksheet的导入导出管理，以你可能从未想过的方式。本书提高了使用Excel的效率，在过程中也带给你"破解"的快感。-The tips and tools in Excel Hacks include little known "backdoor" adjustments for everything from reducing workbook and worksheet frustration to hacking built-in features such as pivot tables, charts, formulas and functions, and even the macro language. This resourceful, roll-up-your-sleeves guide shows you new ways to make Excel do things--from data analysis to worksheet management to import/export--that you never thought possible. Excel Hacks increases productivity with Excel and gives you hours of "hacking" enjoyment along the way.

收集了各类VB的经典编程技巧，分为窗口技巧、键盘鼠标、控件技巧、网络技巧、系统技巧、多媒体技巧、图像技巧、字符串技巧等。VB爱好者不要错过。(-collection of a variety of classic VB programming skills, skills into the window, keyboard mouse, control techniques, networking skills, system techniques, multimedia techniques, image techniques, string skills. VB lovers should not miss. (

学习linux内核编程的绝好东东，压箱底的获奖左平-Learning linux kernel programming Dongdong excellent, award-winning pressure bottom left-ping

DirectX3D入门，教你如何编写出自己的3D游戏-DirectX3D entry, teach you how to write their own 3D game

《linux_programming_unleashed》Kurt Wall, Mark Watson, and Mark Whitis，chm格式，英文版-" Linux_programming_unleashed" Kurt Wall, Mark Watson, and Mark Whitis, chm format, English version

PetriNet的PPt文档，是用Pdf做的，包括了4个pdf文件，讲述了Petrinet的原理及应用-PetriNet the PPt document, is to use Pdf done, including four pdf files, described Petrinet Principle and Application of