Fuzzy关系方程 fuzzy relation equation ; Fuzzy relational equation

fuzzy关系方程 fuzzy relation equations ; fuzzy relationship equation ; fuzzy set equation

单变量Fuzzy关系方程 simple fuzzy equation

多变量fuzzy关系方程组 systems of multivariable fuzzy equations ; multivariable fuzzy relational equations

单变量FUZZY关系方程组 systems of simple fuzzy equations

fuzzy关系不定方程 fuzzy relation non-deterministic equation