Winger-Ville

超声法检测混凝土缺陷技术规程，属于行业资料．工程检测资料(Ultrasonic Detection of defects in concrete technology in order and the information belongs to the industry. Project Detection information)

Protel学习教程，对初学者很有帮助(Protel learning tutorials, very helpful for beginners)

Interference Analysis and Reduction for Wireless Systems.pdf

pld的实践教程，完整详细的讲解适用于初学者以及研究开发人员(pld hands-on tutorials, full and detailed explanation for beginners as well as research and development staff)

Installing the IMS Fortran windows

ISO14230-1 specification

《Python核心编程》。著名的自由软件作者Eric Raymond建议人们从Python开始学习编程。这的确是一个中肯的建议，对于那些从来没有学习过编程或者并非计算机专业的编程学习者而言，Python是最好的选择之一。(Python is an object-oriented explanation of computer programming languages, is a powerful and well-size-fits-all language, has been more than a decade of development, maturity and stability. Python scripting language with the most rich and powerful class library, enough to support the vast majority of day-to-day applications. )

本书对SQL技术的使用和发展进行了全面的讨论。全书共分六大部分，其中第一部分到第五部分分别介绍了SQL的历史和SQL标准的变化，如何使用SQL获取、更新数据，如何构造数据库结构以及如何实现数据的安全方案等，并描述了如何使用ANSI标准中的嵌入式SQL。(This book SQL technology use and development of a comprehensive discussion. The book is divided into six large part to the fifth part of the first part of which introduced the history and the SQL standard SQL changes, how to use SQL to obtain, update data, how to construct the database structure and how to implement data security programs, and describes the How to use the ANSI standard for embedded SQL.)

这是大牛人奥本海姆写的经典教材"数字信号处理"的书后习题答案(中文)。(This is the largest cattle Oppenheim wrote the classic textbook " Digital Signal Processing," the book exercises answers (in Chinese).)

wireless communications