详细说明：可以模拟交通红绿灯效果，很好用的一个类；可以模拟交通红绿灯效果，配有非常详细的使用说明，非常的容易-Can simulate the effect of traffic lights, with a very good category can simulate the effect of traffic lights, very good use of a class

密码锁：既有掉电保护功能及密码修改功能。一般交通灯-Password lock: both power-down protection and password to modify the function. General traffic lights

该例子为C#winform开发的图片运动及模拟计时红绿灯问题，共初学者学习使用-The example for the C#winform development of the picture and Simulation of the traffic lights, a total of beginners learning to use