矩形板位移

使用MATLAB下载数据，批量下载，使用url函数(Download data using MATLAB, bulk download, use the URL function.)

电器控制系统与电机是制冷设备中最容易出现问题的部分。本书从最基础的电路知识入手，介绍电冰箱，冷藏柜，窗式空调，汽车制冷，小型冷库等制冷系统的电路原理。-Electric motor control system and refrigeration equipment are the most vulnerable part of the problem. This book from the most basic knowledge of the circuit to start, introduction of refrigerators, freezers, window air-conditioning, auto refrigeration, cold storage, such as small-scale refrigeration system circuit.

给定一组物品，每种物品都有自己的重量和价格，在限定的总重量内，我们如何选择，才能使得物品的总价格最高(Given a set of items, each item has its own weight and price, within a limited total weight, what we choose to make the total price of the highest items)

说明：  实现三角波的傅里叶合成,输入迭代次数，输出信号波形(Fourier synthesis of triangular wave, input iteration number and output signal waveform)

一个经典小游戏，叫做弹子游戏，可以根据需要调节球的速度．-a classic little game called billiard games, it may need to adjust the speed of the ball.

中国大陆强震等震线，时间为1966-1975年(isoseismal line1966-1975)

无人机设计：无人机飞控平台ArduPilot源码(design of UAV: UAV flight control platform ArduPilot source code)

测试 CPU和NDP 的型号.zip-testing CPU and NDP models. Zip

基于tcp/ip协议的网络聊天小程序，java编写的，报告代码全在里面(Design of Network Chat Program Server Based on TCP/IP)

code to generate pwm