Based on the characters of multiple attributes, uncertainty and group decision making, the weights are given by group AHP and an interval multiple attribute decision making method is put forward.

• 结合节能项目优选的多属性、不确定性和群决策等特征，运用群组层次分析法赋予指标权重，并构建了节能项目优选的区间型不确定多属性决策模型。