Based on the model of trimolecular reaction system,the method of setting-up a dynamic equation for chemical reaction system is introduced,and the variation of nonlinear dynamic characteristics in trimolecular reaction system and routes to chemical chaos are numerically studied respectively.

The development of Chaos Theory and fractal geometry makes new way to explain Marxism.

The rising of Chaos theory provided fresh and rich scientific connotation for traditional dialectics of philosophy and meanwhile poured fresh flood into the development of modern dialectic philosophy.

The author thinks that Dao naturally includes thought of chaos in modern Chaos,and when explained with modern Chaos, Dao De Jing will be understood more easily.

Succeeding and developing Chinese traditional culture, Yuanji science becomes a new subject by combining with modern science, which studies non-linear system, like Chaos, Synergetics and so on.

This paper mainly introduces outline of forming chaos and its main characteristics,criteria and methods for judging whether a system submits to chaos,depicts a method for analyzing whether the sea clutter submits to the characteristic of chaos,and presents a method for analyzing radar processing sea clutter and its executive approach.