standard interval grey number 标准区间灰数
three-parameter interval grey number 三参数区间灰数
interval grey fuzzy number 区间灰色模糊数
For this problem, present decision-makers often define an interval number to denote this index value, but none has studied the interval number decision model in grey target decision.
在此情形下，人们常常对指标值给出一个区间，到目前为止，尚未有人研究区间数灰靶决策。
This paper extends interval grey number, gives the definition of complex interval grey number, and discusses its operation and characteristics.
本文将区间灰数进行了推广，给出了复区间灰数的定义，并讨论了它的运算及其性质。
It is an expansion of general interval grey number.
它是一般区间灰数的延伸。
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