netPDA

说明：  C8051F930完整详细的中文资料，包括9XX系列的管脚定义，封装、应用电路等(C8051F930 complete details of the Chinese data, including the 9XX series of pin definition, package, application circuit, etc.)

学习Linux C的好书，编程一站式的学习。

tai lieu ve hoa hoc cac ban co the coi thu cho y kein nha

说明：  ansys Maxwell 官方 培训 教程。 里面有例子和对应的文件。(ANSYS Maxwell Official Training Course. There are examples and corresponding documents.)

说明：  太原理工大学oracle课件第二章。数据库和表的创建(Taiyuan University of oracle courseware Chapter. Creating databases and tables)

超声变幅杆原理和设计,详细介绍了超声变幅杆的原理及设计，pdf电子书籍(the pricinple and design of the ultrasonic horn)

asp.net动态网站开发基础教程，对于asp.net的初学者很有帮助！(err)

signaux and systems french ppt(signaux and systems)

说明：  [什么是数学：对思想和方法的基本研究（增订版）]，它连续23次蝉联互动出版网数学类图书月销售排行第一名，英文原版.　20世纪杰出的数学家，哥廷根学派重要成员，曾任纽约大学数学系和数学科学研究院的主任，西方公认的数学权威——R·柯朗（Richard Courant）等三位数学大师亲自执笔.对我们编程人员的思维训练非常有帮助. 发现本站只有英文版，现奉上中文版本，希望大家喜欢。([What is Mathematics: The ideas and methods of basic research (updated version)], it won 23 consecutive interactive mathematical books published on net sales ranked first in the original English edition. The 20th century, an outstanding mathematician, G枚ttingen school an important member, a former New York University Department of Mathematics and Mathematical Sciences Research Institute Director, the West recognized the authority of mathematics- R Courant (Richard Courant), such as mathematical master of the three written. on our way of thinking training programmers are very help. found this site only in English, is now offering the Chinese version, I hope everyone likes.)

水声传播简正波计算程序，基于chebyshev近似方法。(underwater acoustic field computing NORMAL MODE program, based on CHEBYSHEV approximation.)