In the paper,the mathematical model of multi-grade fuzzy comprehensive appraisement is set up by using the fuzzy theory and means.

• 文章首先运用模糊数学的理论与方法,建立多级模糊综合评价数学模型,应用此模型对东昌湖生态功能保护区的生态旅游资源进行综合评价。