A.先進(jìn)適用 B.平均先進(jìn) C.安全可靠 D.經(jīng)濟(jì)合理
A.1.050 B.1.057 C.1.058 D.1.150
A.綜合指數(shù)和平均數(shù)指數(shù) B.定基指數(shù)和環(huán)比指數(shù) C.月指數(shù)和年指數(shù) D.個(gè)體指數(shù)和總指數(shù)