因此，当一个新任务变为可运行状态时，对其位置有严格的要求。

So when a new task becomes runnable, there are strict requirements for its placement.

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这个函数会使用一个互斥对象的句柄，并一直等待，直到它变为有信号状态或超时为止。

This function takes the handle to the mutex object and waits until it is signaled or timeout occurs.

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与IIS一样，ASP.NET引擎在请求的有效期内将会触发事件，通过发信号来表示其处理过程从一个状态改变为了另一个状态。

Like IIS, during the lifetime of a request the ASP.NET engine fires events signaling its change from one state of processing to another.

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