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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：  通过ansys进行封闭的变压器结构的建模，进而分析变压器的低压侧绕组电压。电流和阻抗的关系(Model the closed transformer structure through ansys, and then analyze the low-voltage side winding voltage of the transformer. Relation between current and impedance)

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)

Proteus and keil c programs are here

专门介绍Bayesian的书籍，可以进行mcmc编程等(Special introduction Bayesian books, can MCMC programming etc.)

面向对象技术ＵＭＬ教程以及 ＵＭＬ基础、案例与应用的详细讲解Unified Modeling Language Reference Manual (Object-oriented technology and UML Tutorial UML basis for the application of the case and explain in detail the Unified Modeling Language Reference Manual)

Python script for convert coordinate between local end geodetic systems.

雷达原理，雷达学习的基础类书籍，包含雷达基本结构及雷达基础的信号处理知识(Radar principles, radar, the foundation of learning books, including the basic structure of the radar and radar signal processing based on knowledge of)

说明：  参考文献方面的资料，帮助其他人更好的怎样使用参考文献(Reference information, help others better how to use the reference)

In many areas of commerce, government, academia, and hospitals, large collections of digital images are being created. Many of these collections are the product of digitizing existing collections of analogue photographs, diagrams, drawings, paintings, and prints. Usually, the only way of searching these collections was by keyword indexing, or simply by browsing. Digital images databases however, open the way to content-based searching. In this paper we survey some technical aspects of current content-based image retrieval systems.