简介:WhataretheoriginsoftheverydistinctiveancientChinesebronzes?ThequestionhaslongbeendebatedamongscholarsandthispaperattemptstoinvestigatethisdifficultanddemandingquestionbyexploringtheearlymetalobjectsdiscoveredthrougharchaeologythroughoutChina.Theterm‘earlymetals’referstoallpre-Shang(pre-16thcenturyBCE)metalobjectsfoundinChinathataremadeofpurecopper(hongtong红铜,Cu),brass(huangtong黄铜,Cu-Zn),arseniccopper(shentong砷铜,Cu-As)andbronze(qingtong青铜).Theterm‘bronzes'(qingtongqi)refersspecificallytothosedistinctivepiecesmadeofcopper-tin(Cu-Sn),copper-lead(Cu-Pb)andcopper-tin-lead(Cu-Sn-Pb)alloys.
简介:根据数字博物馆资源的分类和特点,提出了一个适用于数字博物馆领域的资源虚拟化方法,使得数字博物馆的资源在不同的抽象层次上具有不同的表现形式,对资源使用者屏蔽了资源的物理细节,适用于数字博物馆的资源共享。最后阐述了目前数字博物馆资源共享急需要解决的数据规范问题。