船舶规避决策是提高船舶安全性、避免船舶发生海损事故的重要途径。本文设计了一套基于专家系统的船舶规避决策系统，对于提高船舶的自动化水平和安全性能都将有所帮助。【关键字】 智能控制 船舶 规避决策ABSTRACT：The boats and ships automatic evading decision is a very important approach which can improve boats and ships security and avert sea accidents. The paper designed a boats and ships automatic evading decision system based on expert intellect control, which can be conducive to heighten the boats and ships automation and security.KEY WORDS： intellect control boats and ships evading decision