A.提高107.77% B.提高7.77% C.提高106.49% D.提高6.49%
A.110% B.90% C.111% D.100%
A.綜合指數(shù)與平均指數(shù) B.簡單指數(shù)與加權(quán)指數(shù) C.算術(shù)平均指數(shù)與調(diào)和平均指數(shù) D.可變構(gòu)成指數(shù)與固定構(gòu)成指數(shù)