摘要
SponsoredbyGansuRareEarthCompanyandorganizedbyTheNationalRareEarthInformationNetwork,The7thChineseRareEarthEnterprisersMeeting(CREE)washeldSeptember15-20,1996inLanzhou,GansuProvince.TheCREEmeetingisheldeverytwoyearssince1984,concentratingon
出版日期
1996年05月15日(中国期刊网平台首次上网日期,不代表论文的发表时间)