2424014

说明：  有关振动仿真的一些代码。内含有4个文件，各有不同用途(Simulation of the vibration of some code. Contains four files, each for different purposes)

说明：  mqtt 前端连接通讯含DEMO和测试功能(The front-end connection communication of mqtt includes DEMO and test functions)

说明：  利用matlab生成面齿轮点文件，然后利用proe进行三维软件的建模。(The paper uses MATLAB to generate the point file of face gear, and then uses proe to model the 3D software.)

输入算术表达式，分别输出表达式的前缀形式和后缀形式,提供用户图形界面-Enter an arithmetic expression, respectively, the form of the output expression prefix and suffix forms, provide the user graphical interface

空气污染物预测，附有各项源数据及各框架的代码，可供分析使用(Air pollutant prediction, with all source data and codes of each framework, is available for analysis and use.)

帮助解决简单的tsp问题，随机生成50个城市的坐标，找寻最短路径(help learn matlab tsp problem)

等离子体ppt，描述了平面波的色散关系式，非磁化等离子体中的高频电磁波 平行于磁场方向传播的高频电磁波，冷等离子体波，托卡马克等离子体的射频波注入(Plasma PPT, describing the dispersion relation of plane waves, high frequency electromagnetic waves in non magnetized plasma, high frequency electromagnetic waves propagating parallel to the direction of the magnetic field, cold plasma wave, and radiofrequency wave injection of Tokar Mark plasma)

说明：  一段三维重建的代码，对进行三维重建的同学有一定的帮助和学习(A piece of 3D reconstruction code is helpful to the students who are doing 3D reconstruction)

读写pdf格式文件的多平台C语言工具库-Multi_platform C language Tools Library which can read and write pdf file

说明：  问道1.60服务器中最原始的etc文件（未做修改）压缩包，放入服务器后即可生效(The original etc file compression package in the server will take effect after it is put into the server)