rare earth

Metal halide lamps filled with the mixture of sodium iodide and rare earth iodides have been made and compared with the mercury arc lamp.

文中还制造了填充不同比例的碘化钠和稀土金属碘化物混合物的金属卤化物灯，将它们的发光特性与汞灯进行了比较。

On the basis of quantity calculation of petrochemistry data and from the judge of distributed model of rare-earth elements, these, rocks mainly belong to the oceanic tholeiite series and a part belongs to the lime-alkali series.

根据大量岩石化学分析结果及稀土元素配分模式判断，大部分属大洋拉斑玄武岩系列，部分为钙碱玄武岩系列。

A white trivalent metallic element; sometimes classified in the rare earth group; occurs in the Scandinavian mineral thortveitite.

一种白色三价金属元素，有时归为稀土属，见于斯堪的纳维亚钪钇石中。

The four main industries are tungsten, rare earth, copper and silver tin.

主导产业有,钨业 、 稀土业 、 铜业和银锡业四大产业.

Yttrium serves as an ideal non-magnetic diluent for the rare-earth metals.

钇被用作稀土金属一种理想的 非磁性 稀释剂.

Lanthanum praseodymium-cerium rare earth ( LPC ) was a patent composition.

镧镨铈混合稀土 ( LPC ) 是新型专利成分的混合稀土.

Syntheses, Characterization and Antitumor Activities of Rare Earth Metal(ⅲ) Complexes with 2-((( 4,6-dimethyl)-2-Pyrimidinyl) thio)-Acetic Acid

4,6-二甲基嘧啶-2-硫代乙酸稀土配合物的合成、表征及抗肿瘤活性研究

Less neodymium rare earth carbonate with different crystalline feature can be produced.

在不同的工艺条件下能生产出晶型型貌不同的少钕碳酸稀土.

Besides the mechanism of rare earth on alloy powder was discussed mainly.

此外,初步探讨了稀土对自熔性合金粉末的作用机理.

Capabilities using rare earth compounds as environmentally friendly gasoline antiknocks were explored.

探讨了稀土化合物用作环保汽油抗爆剂的可能性.

Moreover, it gives the outlook of rare earth phosphor used for lamp.

同时展望了灯用稀土荧光粉的发展前景.

The relevant progress research related to rare earth-amino acids system aslo reviewed.

该文对稀土 - 氨基酸体系的研究进展作了综述.

Effect of Sample Uptake Rate on Spectral Line of Rare Earth Elements in ICP Source

试液进样量对ICP光源中稀土元素谱线的影响

Also, the rare earth plays a certain part in microalloying and ageing resistance of the sheet.

同时, 稀土在钢中还具有一定的微合金化作用及抑制钢板时效的作用.

Effects of rare earth ascorbate on gastric juice secretion in Angora rabbits

抗坏血酸稀土对安哥拉兔胃液分泌的影响

The binary rare earth oxides bring us variety of interesting characteristics.

二进制的稀有的地球氧化物为我们带来多种有趣的特性.

ICP-MS and Its Application on Analysis of Rare earth Elements

电感耦合等离子体质谱法（ICP-MS）及其在稀土分析中的应用

The fourteen complexes of mandelic acid with rare earth elements in aqueous solution have been prepared.

在水溶液体系中,用苯羟乙酸直接与碳酸稀土作用,合成了十四种苯羟乙酸稀土配合物.

Light ageing properties of poly ( vinyl chloride)( PVC) by the carboxylic ester rare earth salt and the organotin have been compared by artificial ageing test.

用人工老化的方法比较了羧酸酯稀土和有机锡对聚氯乙烯（PVC）的光老化稳定作用。

Study on extraction and separation of rare earth metal ions by calix [ 8] arene

杯[8]芳烃萃取稀土金属离子的研究

The distribution of rare earth element in the coating was analyzed and discussed.

通过分析稀土在镀层中的分布,探讨了产生这种影响的原因.

A new type of Y base heavy rare earth modificator was developed.

研制了一种钇基重稀土变质剂.

In this paper , the new model rare earth-molybdenum materials were reviewed.

对新型稀土钼材作了综合述评.

Tests on acute toxicity of rare earth ascorbate in fishes

抗坏血酸稀土对鱼类的急性毒性试验

Zirconium in rare earth-magnesium-zirconium master alloy was determined by EDTA titrimetry.

采用EDTA滴定法测定了稀土镁锆中间合金中的锆.

Studies on Synthesis, Characterization and Scavenging Effect on O_~-2 of Asparagine Schiff Base and its Rare Earth Complexes

天冬酰胺Schiff碱稀土配合物的合成、表征与抗O2~-性能

Corrosion protection mechanism of rare earth passivation was stated.

阐述了稀土钝化膜的防蚀机理.

Conclusion The rare earth ternary complexes have strong fluorescence intensity.

结论稀土配合物具有很强的荧光强度.

Synthesis and · O_2~-Scavenging Bioactivity of Rare Earth Complexes with N-( Salicylaldehyde) Asparagine Schiff Base

水杨醛缩天冬酰胺Schiff碱稀土配合物的合成与抗·O2~-生物活性

The Catalytic mechanism of rare earth elements is also discussed.

讨论了稀土元素的催渗机理.