a bivalent and trivalent metallic element of the rare earth group
双语例句
1. Uses: as the raw material of manufacturing europium oxide.
用途: 用作氧化铕的原料.
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2. As characterized by FTIR and XRD, coordination was happened between europium and the polymer matrix.
用红外光谱和X射线衍射测试方法对其结构和物相进行了分析, 表明铕与高分子基质发生配位.
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3. Europium and terbium rare earth complexes with tetracarboxylic acid were successfully prepared in aqueous solution.
摘要在水溶液中合成了铕和试的四元羧酸稀土配合物.
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4. The complex of Europium with sulfosalicylic acid and phenanthroline asas waterborne - polymer of acrylate has been synthesized.
合成了铕-磺基水杨酸-邻菲咯啉配合物和 水性 丙烯酸酯共聚物.
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5. The synthesis, refinement and characterization of the phthalocyanine of europium, praseodymium and neodymium were intensively studied.
本文研究了铕酞菁、钕酞菁利镨酞菁配合物的合成 、 提纯与表征的方法.
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用作名词 (n.)
The lighter rare-earth metals, from cerium to europium in the first half of the series, have more complex crystal structures than the heavier elements. 轻的稀土金属，从铈到铕的前一半序列比重元素具有更为复杂的晶体结构。
