S7-300-400PLC应用技术

ebook for USB design

说明：  电机的弱磁控制，可以当作参考进行学习，包括很多模块(The flux weakening control of the motor can be used as a reference)

3dec初学者教材，对于命令流的使用有帮助(3DEC beginners textbooks)

说明：  雷达信号的功能以及原理，目前所存在的一些问题(The Function and Principle of Radar Signal and Some Problems Existing at Present)

算法的乐趣，增加对算法的了解。图灵原创，王晓华著(The Fun of Algorithms)

FPGA modelsim 仿真详细说明介绍(Modelsim operation manul, detail expain how to use modelsim)

learning python第五版，经典书籍，学习python必看。(Learning Python fifth edition, classic books, learning must see.)

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说明：  C primer plus中文版，第六版(C primer plus sixth edition)

说明：  超级经典的ALLEGRO SI仿真教程，CADENCE原版的，ALLEGRO SI仿真难学，有了这个教程，学习不再难，讲的很详细。(Super classic ALLEGRO SI simulation tutorial, CADENCE original edition, ALLEGRO SI simulation difficult to learn, with this tutorial, learning is no longer difficult to talk in great detail.)