简介了在复杂性工程技术问题研究中典型信息法的若干成功应用，并以天文、地质、生物学等以复杂系统为研究对象的学科中典型信息法的应用实例，说明其应用的广泛性；阐述了典型信息法的概念，并简述了对有关科学方法论问题的几点思考。

This paper briefly introduces the proposition of typical information method (TIM) and some successful applications in the research of complex engineering and technology problems, explains the extensive use of TIM through some typical examples in astronomy, geology and biology, which are with some complex systems as their research objects, expounds the concept of TIM, and discusses some thinking about the scientific methodology concerned.