A.1167.07B.1502.70C.1878.38D.7513.50
A.時(shí)期序列B.時(shí)點(diǎn)序列C.相對(duì)數(shù)時(shí)間序列D.平均數(shù)時(shí)間序列
A.384.16B.385C.15366.4D.15367