rare-earth element是什么意思 rare-earth element怎么读
rare-earth element的英文翻译是什么意思，词典释义与在线翻译
Noun:- any element of the lanthanide series (atomic numbers 57 through 71)
rare-earth element的用法和样例
- The color of Apatite is often due to the presence of rare earth elements.
磷灰石的颜色常取决于存在的稀土元素。 - The extent of beneficial effect of each element considerably depended on its affinity for oxygen.
各合金优良的抗氧化性与稀土元素对氧的亲和力密切相关。
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