A.通過一定的數(shù)據(jù)分類實(shí)現(xiàn)數(shù)據(jù)的壓縮 B.通過一定的算法實(shí)現(xiàn)數(shù)據(jù)壓縮 C.通過一定的存儲(chǔ)方法實(shí)現(xiàn)數(shù)據(jù)的壓縮 D.通過一定的數(shù)據(jù)匯總實(shí)現(xiàn)數(shù)據(jù)的壓縮
A.MPEG-2 B.MPEG-4 C.MPEG-1 D.MPEG-3
A.Real Networks B.Macromedia C.Microsoft D.Apple