观察死锁产生的现象，考虑解决死锁问题的方法。从而进一步加深对于死锁问题的理解。解决死锁问题的几种算法的编程和调试技术。怎样构造管程和条件变量，利用管程机制来避免死锁和饥俄问题的发生。-Have observed the phenomenon of deadlock, consider solving the deadlock problem. So as to further deepen the understanding of the issues for the deadlock. Several algorithms to solve the deadlock problem of programming and debugging techniques. How to construct control process and condition variables, the use of tube-way mechanism to avoid deadlock and starvation problems.