Python编程从入门到实践（高清中文版）

说明：  北京大学地球物理反演课程的一些资料，很有用，讲一些地球物理反演的理论和方法(Geophysical inversion)

labview8.2入门到精通，很好的东西，是现在入门的经典之作(labview8.2 entry to the master, a very good thing, is now classic entry)

说明：  是《Python语言在ABAQUS中的应用》书中源码，可以为学习Python和ABAQUS的同学提供很好的资料。(Is "Python language in ABAQUS application" book source code, can provide python and ABAQUS students very good information.)

本文介绍英文版PROTEL 99SE 如何加入汉字的方法，对PCB工程师帮助很大(This article describes how to join the English version of Chinese characters PROTEL 99SE method, the PCB engineer of great help to)

说明：  用python爬虫抓站的实用技巧，学习python爬虫抓站的实用知识(Practical Skills of Python Crawler Grab Station)

本书运用现代信号处理的理论，系统地介绍了分数阶Fourier变换的定义与特性，分数阶Fourier分析的基本原理与方法及其典型的应用。内容包括：分数阶Fourier变换的起源与发展、定义与基本特性；分数阶Fourier变换与其他时频分析工具的关系；分数阶Fourier变换的快速算法；分数阶Fourier变换在信号的检测与参数估计、雷达信号处理、时频域滤波以及通信信号处理中的应用。(The book is the use of modern signal processing theory, the system introduces the definition and characteristics of the fractional Fourier transform, fractional Fourier analysis of the basic principles and methods of its typical applications. Include: the origin and development of the fractional Fourier transform, the definition and basic characteristics fractional Fourier transform relationship with other time-frequency analysis tool fractional Fourier transform algorithm fractional Fourier transform in signal detection and parameter estimation The radar signal processing, time and frequency domain filtering and communication signal processing applications.)

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

采用ansys的位移法和生死单元两种方法实现的车桥耦合程序(The axle coupling procedure using ansys displacement method and life and death are two ways to achieve unit)

条件随机场ppt，建议先了解一些基础知识(CRFs ppt, it is recommended to learn some of the basics)

《精通嵌入式Linux编程》电子书，很好的嵌入式Linux学习教材，广大Linux学习者很好的参考资料。(" Proficient in embedded Linux programming," e-books, a very good learning materials embedded Linux, the majority of learners very good reference for Linux.)