Rare earth elements, as every commodities nerd knows, are in fact not very rare at all. Some, such as cerium and lanthanum, are among the more abundant elements in the earth’s crust.
對大宗商品了如指掌的人都知道，稀土元素根本談不上特別稀有。比如鈰、鑭等元素，反而屬于地殼中含量較為豐富的元素。
您已閱讀3%（237字），剩余97%（6969字）包含更多重要信息，訂閱以繼續探索完整內容，并享受更多專屬服務。