这是一个银行排队叫号系统，可以取号排队，等待叫号，还可以知道队列还剩多少人-This is a banking system, called the queue, the queue can take, and wait for the call, but also know how many people left Queue

在java智能卡上实现电子票据业务功能，比如读写，删除 ，修改等待。-Java smart cards in electronic instruments to achieve business functions such as read, delete, modify, wait.

C#实现的双重Donchian通道策略，Wealth-lab及其他C#策略平台应用。-dual Donchian Band strategy where the longer band is used only for trend direction and the shorter one is used to trade. System rules Long entry: wait for the market to break the 120 day high i.e

传说中的海龟交易系统，单量小，需要耐心等待(The legend of turtle trading system, single volume small, need to wait patiently.)