Rare earth elements are an easy-to-find, hard-to-refine resource critical for everything from magnets and electronics to batteries and catalysts for chemical reactions. Since the 1980s, a race has been on between the United States and China for dominance of the rare earth element market—and the United States is losing.
发布者:Dr.Durant,转转请注明出处:https://robotalks.cn/coal-tailings-could-solve-united-states-need-for-rare-earth-elements/