某一事物性质一般是由多方面决定的,如果将事物各方面合理地综合起来判断事物的性质,已越来越多地被人们重视和研究。 目前,人们已将灰色控制系统,概率统计等理论应用到了评估、决策当中,但是这些方法解决评估问题存在一些缺陷。在具体应用中,首先要主观确定一个标准,然后 The nature of a thing is generally determined by many aspects, if all aspects of things reasonable to determine the nature of things, has been more and more attention and research. At present, theories such as gray control system and probability statistics have been applied to evaluation and decision-making, but these methods have some shortcomings in solving evaluation problems. In specific applications, we must first determine a standard subjective, and then