油页岩灰渣中稀土元素和微量元素富集度均高于油页岩。
The contents of both REE and trace elements in the oil shale residue are higher than those in oil shale.
叙述了从赤泥中稀土金属回收的意义以及我国赤泥中稀土元素的赋存状况。
The significance of rare earth metals recovery from red mud and RE elements store general situation in red mud was narrated.
揭示了煤中稀土元素的含量随着矿物含量、别是黏土矿物含量的变化而显著变化的特征。
The study showed that the rare-earth element content in coal would be varied with the mineral contents, specially the clay content.
结果表明：地层中稀土元素含量的变化反映了物源环境，为地层划分提供了有效的信息；
The results show that changes of REE contents in strata reflect the matter sources and sedimentary environmental changes and may provide effectual information for stratum partitioning;
揭示了煤中稀土元素的含量随着矿物含量、特别是黏土矿物含量的变化而显著变化的特征。
The study showed that the rare-earth element content in coal would be varied with the mineral contents, specially the clay content.
利用盆栽实验研究了酸雨胁迫、稀土农用条件下，菠菜及其土壤中稀土元素的含量及分布特征。
The content and distribution characteristics of REE in spinach and soil under using REE and acid rain stress were studied by pot experiments.
采用ICP-MS方法研究了陕西汉阴黄龙金矿黑色岩系中稀土元素地球化学特征和形成条件。
The REE geochemical characters and formational conditions of the black shale series in the Huanglong golden deposit in Hanyin Shaanxi Province were discussed based on ICP-MS analytical data.
综述了土壤中稀土元素含量、稀土赋存形态、稀土生物有效性、稀土在土壤环境中的分布规律、迁移方式及其影响因子。
In this paper, concentration, speciation, bioavailability, distribution, and mobility of rare earth elements (REEs) in the soil, as well as some relating facto rs were reviewed.
选择北海半岛南流江河口、半岛近岸海域及涠洲岛附近海域为对象，研究河海水混合过程中稀土元素的某些地球化学特征。
The geochemical features of REEs in Nanliu River mouth and the coastal water along Beihai peninsula and Weizhou island in Guangxi were studied.
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.
该文研究了桂东北地区三种不同类型铀矿床中沥青铀矿及其围岩的稀土元素分布模式。
The distribution patterns of rare earth elements of pitchblende and surrounding rocks in three types of uranium deposits have been studied.
在泡沫铝和泡沫铝合金中添加适量稀土元素，可以提高泡沫铝和泡沫铝合金的耐腐蚀性能；
When the addition amount of rare earth elements was appropriate, the corrosion resistance of aluminum and aluminum alloy foam was improved.
建立了一种电感耦合等离子体质谱法测定茴香调味品中痕量稀土元素的方法。
A method has been established to determine trace rare earth elements in fennel spice by inductively coupled plasma mass spectrometry.
研究了稀土元素在硬质合金中的分布和存在形态。
In this paper, the distribution and existent morphology of rare earths in cemented carbide have been studied.
生产实践表明，食用菌栽培中应用稀土元素具有增产效应。
Production practice showed that application of rare earth element to edible fungi culture could increase yield.
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.
文中还介绍了关键实验条件的控制，并对各类地质样品稀土元素测定中铀干扰修正的误差进行了讨论。
The control of key experimental conditions is described with a discussion about correcting uranium interference in the determination of REE for different geological samples.
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.
该方法被用于分析茴香调味品实际样品中的稀土元素，结果令人满意。
This method was utilized to determine rare earth elements in fennel spice sample with satisfactory results.
本研究基本实现了从细胞水平和分子水平上探索稀土元素在植物体中的分布与定位。
This study basically realized the distribution and location of REEs in plant from cell and molecular level.
稀土元素偏碱性，在幔源岩浆演化过程中为不相容元素。
REE as alkalic element is incompatible in the evolution of mantle magma.
试验表明，在T（10）钢中添加稀土元素对硬度没有明显的影响，但能显著改善该钢的冲击韧性。
The results show that RE additive may improve considerably the impact toughness and has little effect on hardness of steel T10.
稀土元素在各单元景观土壤中的赋存形态特征也不同。
Speciation of the REE in soils of different elements landscape is various.
为提高芳香族硝基化合物氢化催化剂的性能，在单铜催化剂中引入稀土元素。
Rare earths were introduced into mono-copper catalyst to improve the performance of hydrogenation catalyst for aromatic nitro-compounds.
稀土元素在环境中的分布分异机制，是研究其作为地球化学示踪剂的重要基础和必要前提。
The distribution and fractionation of Rare Earth element are the base for their usage as trace elements.
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.
选择赣南富稀土矿区典型环境地球化学景观，研究了稀土元素在土壤中的含量、分布及赋存形态特征。
The content distribution and speciation of rare earth elements (REE) of soils in a typical geochemical landscape (REE mine area) in southern Jiangxi Province were studied.
介绍了几种稀土元素在PD P荧光粉合成中的应用，同时提出了制备PD P荧光粉的新思路。
In this paper, some rare-earth elements used in synthesizing PDP phosphors were discussed, moreover, new ideas on preparing PDP phosphors were put forward.
介绍了几种稀土元素在PD P荧光粉合成中的应用，同时提出了制备PD P荧光粉的新思路。
In this paper, some rare-earth elements used in synthesizing PDP phosphors were discussed, moreover, new ideas on preparing PDP phosphors were put forward.
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