数平面 meaning in English

number plane

To study comprehensive evaluation problems in which criteria values and marks are fuzzy numbers , fuzzy numbers are introduced into grey relational comprehensive evaluation field , then a new multi - level and multi - attribute grey relational comprehensive evaluation method based on plane distance between fuzzy numbers is proposed
摘要针对评价指标标准值与评分值为模糊数的综合评估问题，将模糊数引入灰关联综合评估领域，提出了一种基于模糊数平面距离的多指标多层次灰关联综合评估方法。