d2d

实现网页动态背景，鼠标点击有炫酷特效，演示：gugudy.vip(Realize the dynamic background of web page)

这是一个超声在金属中传播的仿真案例，通过COMSOL仿真软件实现的。(This is a simulation of the propagation of ultrasound in metals,realized by COMSOL simulation software.)

说明：  《Ｐｙｔｈｏｎ３反爬虫原理与绕过实战》随书源码，不错的资源哦("Python 3 anti crawler principle and bypass the actual combat" with the book source code, a good resource Oh)

网站图标，很实用的网站图标，可以用于网站的ＬＯＮＧＯ，个人名片等等，解压密码为www.csai.cn-website icon, a very useful icon on the website, which can be used for LONGO, personal business cards and so on. extract passwords to www.csai.cn

一个简易的计算器，只要可以实现加减乘除四种简单算法，包括可以利用负数进行计算，颜色是自己设定的，界面一般(A simple calculator can add, subtract, multiply and divide four simple algorithms, including the ability to use a negative number to calculate the color is set, the interface in general)

Hex file for USB programmer

Flight_Plane Sechdule application

介绍电容的 文章， 当你为选什么样的电容发愁时， 就看看它-Capacitance introduced the article, when you choose what kind of capacitor to worry about when to see it

基于MATLAB/simulink的详细LCC-HVDC的仿真模型(A detailed simulation model of LCC - HVDC based on MATLAB / simulink)

Hirose_fpc_hf23 Hirose_fpc_hf23 Hirose_fpc_hf23 Hirose_fpc_hf23