题库，包括抓取试题，抓取答案，图像识别答案等

Flash球状动画的鼠标跟随源码，下边的“+”和“—”符号可复制圆球的数量，移动鼠标可看到鼠标跟随效果。

在Matlab环境下的kalman滤波程序，有助于理解kalman的原理及其应有-1234566KALMAN

电子制版中常用的封装，包括了平时经常用的大部分元件，省去了很多做封装的时间，可以下来用-Commonly used in e-plate package, including the most frequently used in peacetime components, eliminating the need for a lot of time to do packages can be used down

实现两个四层电梯同时控制，有开门、关门、报警功能-To achieve simultaneous control of two four-story elevator, there are open, closed, alarm function

说明：  新能源发电实验PPT，包含风力发电建模仿真、低速直驱永磁同步发电机系统的仿真、光伏发电系统电流电压曲线功率电压曲线、扰动观察法P&O-MPPT实现，均为PSIM仿真。(New energy power generation experiment PPT, including wind power generation modeling simulation, low-speed direct drive permanent magnet synchronous generator system simulation, photovoltaic power voltage curve current voltage curve, disturbance observation method P & o-mppt implementation. All these modules are PSIM simulation.)

说明：  实现位置结算的matlab算法，相当的实用且可靠，值得大家一试(Realize location settlement)

说明：  一个很好的24C02读写程序,已用过,绝对正确(a good 24C02 literacy procedures, has been used absolutely correct)

python gui开发基础，一些简单的pythonGUI代码(the base of python GUI)

说明：  基于STM32F103c8t6芯片识别固定手势、石头剪刀布程序(Based on the STM32F103c8t6 chip to recognize fixed gestures, rock-paper-scissors program)

说明：  音乐播放，卡农音乐的播放，主要是调整音乐播放的幅度，从而改变大小，频率改变音调的高低(Music play, Canon music play, mainly adjust the range of music play, so as to change the size, frequency change pitch)