摘要
首先简要介绍了操作系统中多线程的概念，然后以混凝土搅拌站为实例，讲述了应用Ｗｉｎｄｏｗ ｓ９５
The concept of multi thread in operation system is expounded first with concrete mixing station as an example to follow.Implementation of parallel control in automation control system with multi thread technology under Windows95 environment and noteworthy problems are expounded.
