填表 6.Cross corre la te spec ifications 4.Eng ineering specifications s ua wax n baia wosn'I sua wan n bar iof siyara M' 5.Correlation m atrix for requirem en ts specifications 7.Specification targets 上游充通大粤 Shanghai Jlao Tong UniversityShanghai Jiao Tong University 9 填表 6. Cross correlate specifications 5. Correlation matrix for requirements & specifications 4. Engineering specifications 7. Specification targets 2. Weights for requirements 1. Customer requirements 3. Benchmark evaluations