Computational-Ocean-Acoustics--2nd

notes on optical fibre communication

天津大学计算机科学与技术学院算法设计与分析课件.(Tianjin University, School of Computer Science and Technology, algorithm design and analysis software.)

Abaqus子程序Vumat初学者好用的小例子，PDF文件，内有代码和例子详解(Abaqus small example subroutine Vumat easy to use for beginners, PDF files, there are examples of code and Explanation)

python提取abaqus后处理指定集合的信息（位移和应力）(Python extracts the information (displacement and stress) of the specified set after ABAQUS processing)

非常好的游戏策划教程，如果你是游戏策划新手，那么这本书非常适合你。(Very good game design tutorial, if you are new to the game plan, then this book is for you.)

the document is a datasheet of Mifare 4K chip, and is useful to understand the Mifare applications

说明：  python机器学习算法，相关算法的python实现。(Python machine learning algorithm)

TRNSYS，瞬态模拟程序，软件内置教程，第二部分(TRNSYS, a transient simulation program, the software built tutorial, Part II)

目前国内唯一一本介绍通用变频器的书籍，各大变频器厂商都将其作为工作手册使用。对目前国内较缺的矢量变频器 高压变频器作了一般性介绍。对DSP电机控制有指导作用。(At present, only a general-purpose inverter, introduced books, major inverter manufacturers will use its position as the work manual. Than the current lack of domestic vector converter high voltage inverter a general introduction. DSP motor control of the guiding role.)

GBT_17626.4-2008_电磁兼容_试验和测量技术_电快速瞬变脉冲群抗扰度试验.pdf(GBT_17626.4-2008_ _ EMC test and measurement techniques _ electrical fast transient burst immunity test)