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产生两不迥频率的信号，并对两信号作复数FFT变换，找出频率为50Hz的信号对其进行能量计算(Two distant signal is not generated frequency, and two signals for complex FFT transform to identify the frequency of 50Hz signal to calculate its energy)

该程序为电子离合器的程序,可以实现有无按纽信号或者刹车信号等判断(The program procedures for the electronic clutch, you can achieve any signal or brake button signals to determine)

Animate a bear using sprites, using cocos 2D

此项目完整玩具机器人代码和原理，还元器件清单；(This project complete toy robot code and principles, to restore the device list )

利用ASIHTTPREQUEST与服务器交互的最简单的例子(How to use ASIHTTPREQUEST)

排队论 （Queuing Theory）也称随机服务系统理论，就是为解决有关排队问题而发展的一门学科。(Queuing theory (Queuing Theory), also known as stochastic service system theory, a discipline is developed to solve the queuing problem.)

这是用M语言写的程序，模拟猫追耗子的matlab程序(This is written in M language program, ，Matlab program to simulate the cat chased the mouse )

itools程序源码，可以管理IOS程序，需要Xcode编译，并生成MAC程序(itools can manage IOS program)

NSString框架的学习，包括NSNumber等 NSString框架的学习，包括NSNumber等(NSString framework of learning, including learning NSNumber etc. NSString framework, including NSNumber etc.)

simulink有一个很大的优点是为用户省去了许多重复的代码编写。(simulink have a great advantage for the user save a lot of repetitive coding.)