A.個(gè)體指數(shù) B.總指數(shù) C.指數(shù)體系 D.平均指數(shù)
A.加總B.連乘積C.相除的商D.相減的差
A.下降114.48% B.下降14.48% C.增長(zhǎng)114.48% D.增長(zhǎng)14.48%