1)UDRC Utility Data Retrieval Control,實(shí)用程序數(shù)據(jù)檢索控制2)data control utility,數(shù)據(jù)控制實(shí)用(應(yīng)用)程序3)data control utility,數(shù)據(jù)控制實(shí)用程序4)UDRC Utility Data Reduction Control,實(shí)用程序數(shù)據(jù)簡(jiǎn)化控制5)database utility,數(shù)據(jù)庫(kù)實(shí)用程序6)data set utility program,數(shù)據(jù)集實(shí)用程序
