The paper firstly sums up the relative theory and development trend of Decision Support system (DSS), mainly including the decision-making supporting function, the features, the structure and the major mission of DSS.

• 本文首先对决策支持系统的相关理论及其发展趋势进行了综述,重点介绍了决策支持系统的决策支持功能、决策支持系统的基本特征、决策支持系统的主要任务和决策支持系统的结构等;