本文论述了结构化设计思想在逻辑模拟中的应用，并用结构化设计思想对模拟对象进行层次划分，并用实际模拟过程作进一步论证。在本文的结尾做了理论性的总结。 This paper discusses the application of structured design ideas in logic simulation, and uses the structural design idea to classify the simulated objects and further demonstrates with the actual simulation process. In the end of this article made a theoretical summary.