Some thoughts on development of China rare earth industry and scientific technology (continued)

在线阅读 下载PDF 导出详情
摘要 Ⅲ.ThoughtsondevelopmentofrareearthindustryDevelopmentofChineserareearthindustrycanbedividedintofourstagesroughly,infantdevelopmentstage(1950s~theendof1980s),stablegrowthstage(1990~1998),fastexpandingstage(since1999)andrationaldevelopmentstage(after2007)withimplementationofadministration
作者
机构地区 不详
出版日期 2011年04月14日(中国期刊网平台首次上网日期,不代表论文的发表时间)