... 稀土元素英文缩写 rare earth metals 特别稀土元素 Especially Rare Earth Elements 轻稀土元素 light rare earth element ; LREE ...
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However, most of Gansu's economy is based on mining and the extraction of minerals, especially rare earth elements.
然而，甘肃省的经济主要建立在采矿业和矿物提取的基础上，特别是稀土元素的提取。
The application of rare earth elements, especially the application on textile was briefly described. And the action principle of dyeing and fiber treatment by rare earth elements is analyzed.
本文综合介绍了稀土元素在纺织工业领域的应用，并分析了稀土化合物染色及对纤维材料的作用机理。
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