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如果一个线程拥有了一个互斥对象后，当该线程运行完成后就要释放该互斥对象，不然其他的线程得不到互斥对象则无法运行 用ReleaseMutex(HWND); 它的具体作用是每调用它一次将互斥对象的计数器减一，直到减到零为止，此时释放互斥对象，并将互斥对象中的线程 ...

A thread of execution is the smallest sequence of programmed instructions that can be managed independently by a scheduler, which is a part of the operating system. Multiple threads can exist, ...