fuzzy relational database meaning in English

模糊关系数据库

Secondly , based on the classification of fuzzy set semantics , we give a new definition on data type . thirdly , by new data types , we give a new fuzzy relational database management system ( frdbs ) database language ( dbl ) and a new quotient operator based on the semantics in fuzzy relational database
利用模糊集合的语义分类，本文提出了一种新的模糊数据类型划分方法，在此基础上提出了一种改进的模糊数据库语言，并提出了一种基于语义的模糊关系除操作和用于数据类型之间进行转换的上操作和下操作。