稀土是什么
2022-10-09T18:10:11+00:00
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11 Mar 2007 稀土是由17种元素组成。 有人把稀土叫做冶金工作和农业的“维生素”。 它还是个“能工巧匠”：一种19瓦稀土三基色佛手台灯，具有60瓦的百炽灯的亮度，既节省电 一个常用的比喻是，如果说石油是工业的血液，那稀土就是工业的维生素。稀土是宝贵的战略资源，广泛应用于尖端科技领域和军工领域，是“新材料之母”，稀土在我们的日常生活中 稀土是什么土？中国会用稀土反制美国吗？ 知乎专栏
稀土是什么样子 稀土为什么叫稀土 天气网
31 Aug 2021 稀土是单斜晶系，斜方柱晶类。晶体成板状，晶面常有条纹，有时为柱、锥、粒状。稀土是17种性质相似元素的统称。其中，又因为电子层不同导致的性质微小差 稀土金属 稀土金属 ，或叫 稀土元素 ，是 元素周期表 第Ⅲ族副族元素钪、钇搭镧系元素共17种化学元素个合称。 钪搭钇因为经常搭镧系元素拉矿床中共生，且具有相似个化学性 稀土金属 维基百科
为什么美国不开采自己的稀土而进口我国稀土？ 知乎
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