研究了不同含硫量和不同冷却速度下铈、镧和钕对铸铁石墨形态和基体组织的影响。试验表明，不同的稀土元素在铸铁中的行为是不一样的。同时，硫和冷却速度对稀土元素的作用有重要的影响。
In this paper, effects of Ce, La and nd on graphite morphology and matrix structure in cast iron with various sulphur content and under various cooling rate have been studied.
了解和掌握含稀土材料的摩擦学特性及稀土元素在其中的作用机制具有重要的意义。
It is important to understand the tribological characteristics of rare earth materials and the role of rare earth element.
研究表明玄武岩首先风化形成蒙皂石族粘土矿物，在此过程中稀土元素没有明显的分馏作用，强风化的玄武岩重稀土元素强烈亏损；
It is concluded that the half-weathered basalts have not distinct REE fractionation and strong weathered basalts had HREE loss in the process of the basalts weathered to form smectite family minerals.
结论稀土元素铈对大鼠具有较强的毒害作用，主要靶器官为肝脏和肺，并使肝、肾抗氧化能力降低。
Conclusions Cerium has toxic effects on liver and lung of rats, and could decrease the antioxidation ability of the liver and kidney.
本文讨论了稀土元素在铁和钢中的合金化作用。
Alloying functions of rare earth metals (REM) in iron and steels are discussed.
老湾花岗岩的岩石化学、稀土元素和同位素特征指示出老湾花岗岩源于下地壳经部分熔融作用形成。
The lithochemistry, REE and isotope characteristic of strontium, oxygen and lead of Laowan granite show that the granite originates from lower crust by partial melting.
稀土在胚胎中的含量，随孵化时间增加而增加，但不同稀土元素其屏障作用差别较大。
The content of rare earth in embryo increased with the increasing of hatch period, however the barrier effect of different rare earth element was greatly different.
并对稀土元素在化学热处理过程中的作用机理进行了探讨。
The article also investigated the action mechanism of rare earth elements in the process of chemical heat-treatments.
在渗碳过程中，稀土元素对介质的分解，吸收和碳原子的扩散都起到了促进作用。
In the carburizing process, rare earth elements could promote the decomposition and absorption of medium and the diffusion of carbon atom.
综述了稀土元素在几种主要氮化物陶瓷材料中的应用现状及其作用机制，并探讨了今后的研究方向。
Current applications and acting mechanisms of rare-earth elements in several kinds of main nitride ceramic materials are reviewed in this paper. Future research directions are also discussed.
研究了稀土元素对烧结铜钼钢性能的影响，探讨了稀土在烧结铜钼钢中的作用机理。
The effects of rare earth elements on the performance of sintered cu Mo steel have been investigated, and their mechanism of action is discussed.
从稀土元素变价化学的角度出发讨论了稀土离子在长余辉材料中的作用，介绍了长余辉材料设计的一些想法。
Basing on the principle of the abnormal-valence chemistry of lanthanide, we summarize the action of rare earth ions in LLP materials and present our idea on the designing of LLP materials.
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。
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.
变超基性岩蛇纹石化橄榄岩的稀土元素配分具典型的U形特征，显示为具地幔交代作用的LREE富集地幔残余。
The REE distribution of serpentinized peridotite in ultrabasic rocks is the characteristic of U-type, showing that it was the LREE enriched residual mantle experienced in mantle metasomatism.
目的研究稀土元素的生物化学作用和无机、有机抗肿瘤药物的协同作用。
Aim To study the biochemistry of lanthanides, the cooperative action of inorganic and organic anti-tumor drugs.
本文研究了稀土元素在气体碳氮共渗中的作用，并系统地提出了稀土催化机理。
This paper studies the effects of rare earth elements (re) in the gas carbonitriding and puts forward a systematic proposition of the rare earth elements catalyzing mechanism.
结论：稀土元素钬对小鼠骨髓细胞DNA具有一定的损伤作用。
CONCLUSION: It suggests that rare-earth element Holmium may damage DNA in bone-marrow cells of mice in some degree.
稀土元素地球化学研究为新疆准噶尔地区二叠纪后碰撞阶段的岩浆作用机理及地球动力学演化过程提供了重要证据。
The REE geochemical research has provided the important evidence for the mechanism of the Premian post-collision stage and the geodynamical evolution process.
花岗岩中的稀土元素在风化淋滤作用下发生富集和分异，形成REE的天然离子色谱层。
The enrichment and differentiation of REE in granitoid rocks during weathering-leaching processes, may lead to the formation of a natural continuous ion-chromatographic column.
由于稀土元素在各种地质作用中具有一定的活动性，正确考虑稀土元素的地球化学活动性是运用稀土元素解释地质问题的基础。
REE is very useful in interpreting some geological problems. However as the fact of the mobility of REE during some geological processes, it is necessary to evaluate the REE mobility degree.
磁场作用对分配比的影响与稀土元素的磁矩大小无规律性关系。
The magnetic field does not have periodical relationship with the distribution rat…
目的：研究稀土元素对药用植物细胞组织培养的作用和意义。
OBJECTIVE: To study the effect of rare-earth elements on cell and tissue cultures of medicinal plants.
最后，利用动力学的相关原理，证明了稀土元素发挥变质作用时最佳含量的存在。
With the principle of dynamics related, it has been proven that the best content of mixed RE which displayadeteriorat- ion function to ZL201 is existent.
背景：稀土元素具有一定的生物效应，也有广谱抗菌、抗炎和抗病毒的能力，能提高涂层结合强度作用。
BACKGROUND: Rare earth elements have some biological effects, and broad-spectrum anti-bacterial, anti-inflammatory and anti-virus capabilities, they can increase the bonding strength.
背景：稀土元素具有一定的生物效应，也有广谱抗菌、抗炎和抗病毒的能力，能提高涂层结合强度作用。
BACKGROUND: Rare earth elements have some biological effects, and broad-spectrum anti-bacterial, anti-inflammatory and anti-virus capabilities, they can increase the bonding strength.
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