rare earth metal
[化学] 稀土金属
常用释义
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基本释义
- [化学] 稀土金属
例句
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1·Yet another rare earth metal, lanthanum, is a major ingredient for hybrid car batteries.而另一种稀土金属镧，则是混合动力车电池的主要原料。
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2·The catalytic activities of other rare earth metal salts with different ligands were tested.考察了带有不同配体的稀土金属催化剂对反应的影响。
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3·Effects of rare earth metal salts with different ligands and amount of the catalyst on the reaction were studied.考察了催化剂用量和带有不同配体的稀土金属催化剂对反应的影响。
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4·The ion-absorbed rare earth metal deposit is a kind of mobel rare earth resource discovered in the 1970s in China.离子吸附型稀土矿是我国70年代初发现的一种宝贵稀土资源。
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5·Summary the paper presents developments of synthesis, characterization, and applications of rare earth metal containing polymers.本文综述了含稀土聚合物的合成、性质以及应用等方面的研究进展。
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6·In this paper, basic principle and thermodynamic process of the electrochemical deoxidation purified rare earth metal yttrium are firstly demonstrated.本文还首次对电化学脱氧提纯稀土金属钇的基本原理和热力学过程进行了论证。
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7·The structure changes of silk fiber with different weight gain, by using sericin fixing agent containing rare earth metal ion, were studied in this paper.用稀土金属离子通过形成配位结合来固着丝胶，制备了不同增重率的丝纤维，研究了增重丝纤维结构变化。
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8·Rare earth metal: Any of a large class of chemical elements including scandium (atomic number 21), yttrium (39), and the 15 elements from 57 (lanthanum) to 71.稀土金属：一个化学元素大家族中的任何一种，包括钪(原子序21)、钇(原子序39)以及从57号元素(镧)到71号元素。
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9·Cerium: chemical element, a rare earth metal of the lanthanide series (hence having many properties of the transition elements), chemical symbol ce, atomic number 58.铈：化学元素，周期表iii b族过渡金属中丰度最大的稀土金属。化学符号Ce，原子序数58。
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10·Many factors which may affect the catalytic behavior such as rare earth metal species, calcination temperature, reaction temperature, space speed and feed gas purity were studied.并研究了不同稀土金属，不同焙烧温度，不同反应温度，不同空速条件及不同来源氢气等因素对催化性能的影响。