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Abstract: By introducing new concepts of actual achieved degree of
attainment and planned degree of attainment of DAs, degree of enterprise
satisfaction, three decision models combining design budget, some
technical requirement and imprecision are developed to help designer
determine optimal design target. These models include maximizing overall
customer satisfaction, minimising design costs and best balance model.
With these models, the designer can have more choices to select optimal
scheme in determining optimal design target in practice.
Key words: Product design Fuzzy optimization Quality function
deployment Interactive mode
CLC No: O22
国家自然科学基金(70002009)、教育部优秀青年教师培养计划基金、沈阳市科学基金(1022036-03)和西安交通大学机械制造系统工程国家重点实验室资助项目.
Received 20010814, received in revised form 20020418
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