Through the organization of metadata , it ' s easy to achieve the digital information ' s structural storage , orderly organization and effective query . many systems , which support metadata , are able to share resource in machine understandable way 經(jīng)過元數(shù)據(jù)的組織,能實(shí)現(xiàn)數(shù)字化信息的結(jié)構(gòu)化存儲(chǔ)、有序化組織和高效準(zhǔn)確的檢索;支持元數(shù)據(jù)的多個(gè)資源系統(tǒng),能夠以機(jī)器可理解的方式共享資源。