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说明：  长方形区域的Laplace方程有限差分法5点法迭代(Rectangular region, finite difference Laplace equation 5-point iterative method)

鲁棒控制-俞立-清华大学出版社，详细介绍了鲁棒控制的原理和LMI的基本知识和编程方法，是高清版(Robust Control-Yu Li-Tsinghua University Press, introduces the principle of robust control and the basic knowledge and programming method of LMI in detail. It is HD version.)

用python编的爬虫小程序，希望大家喜欢，谢谢大家！(python internet reptile book)

说明：  该程序用于计算直齿轮时变啮合刚度，其原理基于势能法。(The program is used to calculate the time-varying meshing stiffness of spur gears. Its principle is based on the potential energy method.)

说明：  利用盲相位搜索(BPS)16算法，结合所给的16QAM数据实现了盲相位恢复，取得了较好的结果(Using blind phase search (BPS) 16 algorithm, combined with the given 16QAM data to achieve blind phase recovery, and achieved good results)

菜单实用工具-practical tools menu !!!!!!!!!!!!!!!!!!!!!!!!!!!!!! !!! !!!!

在dos环境下的汉子点阵信息输出和更改，采用dos下的图形界面-dos environment in the man Lattice information output and changes adopted under the dos graphics interface

温度传感器ds18b20-Temperature sensor DS18B20

LLC的闭环仿真，其中，PFM部分是重点，网上暂时没有这方面的模型，是我自己编的(The closed loop simulation of LLC, part PFM is the key point. There is no such model on the Internet for the time being. I made it myself.)

POWERBUILDER DATAWINDOW中的极品，含有甘特图、控制图、K线图等(POWERBUILDER DATAWINDOW of the best, with Gantt chart, control charts, K line graph, etc.)