论文部分内容阅读
稀土元素是元素周期表中第三副族的一个分族,是钐、铕、钆等十七种元素的统称,一般以英文缩写RE表示.开发稀土是国内外的一门热门科学.目前,稀土的应用已渗透到各个基础学科和各个领域、行业之中.绍兴市也将稀土应用于冶金、机械、陶瓷、轻工等行业,并在改善产品质量、提高产品档次、节约能源和原材料消耗等方面起到了积极作用.国家已经把稀土的开发应用作为“七五”期间的重点科技开发项
Rare earth elements are a subgroup of the third sub-family of the periodic table of elements, and are collectively referred to as seventeen elements such as yttrium, ytterbium, and ytterbium, and are generally referred to by the English abbreviation RE. The development of rare earths is a popular science both at home and abroad. The application of rare earth has penetrated into all basic disciplines and various fields and industries. Shaoxing City also applies rare earths to industries such as metallurgy, machinery, ceramics, light industry, etc., and improves product quality, product quality, energy and raw material consumption. Such areas have played an active role. The country has already applied the development and application of rare earths as key scientific and technological development projects during the 7th Five-Year Plan period.