Heavy rare earth

美 [ˈhevi rer ɜːrθ]英 [ˈhevi reə(r) ɜːθ]
  • 重稀土
Heavy rare earthHeavy rare earth
  1. Determination of Binary and Ternary Heavy Rare Earth Mixture by Differential Kinetic-Curve Fitting Method

    速差动力学曲线拟合法测定重稀土的二元及三元混合物

  2. Characteristics of Adsorbing Heavy Rare Earth Elements with Phosphinic ( Phosphoric ) Impregnated Resin

    膦(磷)类萃取剂浸渍树脂吸附重稀土的性能

  3. The Determination of Binary Heavy Rare Earth Mixture by Proportional Equation Method

    比例方程法测定重稀土二元混合物

  4. A Study of Polarographic Adsorption Catalytic Wave of Heavy Rare Earth Element

    重稀土元素的极谱吸附催化波研究

  5. The heavy rare earth and Y also belong to immobile elements .

    重稀土元素及Y也属于不活泼元素。

  6. The Separation and Determination of Heavy Rare Earth Elements by High-Performance Ion Exchange Chromatography

    重稀土元素的高效离子交换色谱法分离及其定量测定

  7. Heavy Rare Earth Oxide Ceramet and its Stability to Melting Titanium

    重稀土氧化物金属陶瓷及其与熔融钛接触时的稳定性

  8. Preparation of crystalline rare earth carbonates from low grade heavy rare earth ores

    从重稀土型低品位稀土矿中制取晶型碳酸稀土

  9. Determination of Heavy Rare Earth Mixtures with Differential Kinetics-Factor Analysis

    速差动力学因子分析法测定重稀土混合物

  10. Purification of Ytterbium from Heavy Rare Earth Sulphate Solution by Electrolysis Reduction

    重稀土硫酸盐体系电解还原提纯镱的研究

  11. 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。

  12. Application of Y based Heavy Rare Earth Compound Modification Agent on the High Cr Wear Resistant White Cast Iron

    钇基重稀土复合变质剂在高铬耐磨白口铁中的应用研究

  13. Effect of heavy rare earth & silicoferrite elements on notch fracture of weld metal

    重稀土硅铁对焊缝金属冲击断口的影响

  14. Effects of Light and Heavy Rare Earth on Anti-Declining Property of Nodular Cast Iron

    轻、重稀土对球墨铸铁抗衰退性能的影响

  15. An Investigation on Application of Yttrium-Based Heavy Rare Earth Magnesium Nodulizing Alloys

    钇基重稀土镁球化剂的应用研究

  16. Thermal Decomposition Kinetics of Alanine Complexes with Heavy Rare Earth Bromides by DSC Technique

    用DSC法研究溴化重稀土丙氨酸配合物的热分解动力学

  17. Studies on the sorption of amino methylene phosphonic acid resin for heavy rare earth metals

    氨基膦酸螯合树脂吸附重稀土的研究

  18. Half the heavy rare earth mines have licenses and the other half are illegal , industry executives said .

    工业主管部门表示一半的大型稀土矿有许可证,其他的矿山都属于非法开采。

  19. Heavy rare earth chloride ( Tb → Lu including Y ) with a purity of 97.92 % ;

    重稀土氯化物(Tb→Lu和y),纯度为97.92%;

  20. These heavy rare earth ions can combine with the transferrin , causing the same conformational changes .

    发现这些重稀土离子都能与Tf结合,同样引起Tf构象的变化。

  21. The developed , method has a practical value for understanding the magneto-caloric effects of heavy rare earth materials and designing magnetic refrigerators .

    本工作所发展的方法,对于理解重稀土的磁热效应和磁制冷机的设计将有实际意义。

  22. Study on the Ion Exchange Property of Rare Earth Ions in tbe Ion Adsorption Type Heavy Rare Earth Ore and Its Affe Factors

    离子吸附型重稀土矿中稀土离子的交换性能和影响因素

  23. The co precipitation behavior and the effects of impurity ions on the crystallization properties of yttrium base heavy rare earth carbonate were investigated .

    本文对钇基重稀土碳酸盐沉淀过程中杂质铁、铝离子的共沉淀行为以及对碳酸稀土的结晶性能和结晶效果的影响进行了研究。

  24. The original rock of easily weathering minerals that mainly contains heavy rare earth elements easily forms rare earth ore of yttrium rich type distribution pattern .

    重稀土为主且赋存于易风化矿物的原岩易形成富钇配分型稀土矿。

  25. With chromatographic separation by extraction column , the system was successfully applied to determine the heavy rare earth element dysprosium in ores with satisfactory results .

    结合萃取柱色谱分离方法测定了稀土矿石中的微量稀土元素镝。

  26. Heavy rare earth Dysprosium has a complex magnetic structure , it is impossible to calculate directly its magnetization and magnetic entropy with Weiss ' molecular field theory .

    重稀土Dy具有复杂的磁结构,不可能用外斯分子场理论直接计算它的磁化强度和磁熵。

  27. China is the first place in the rare earth production , export and consumption in the whole world , and has all kinds of the light , medium and heavy rare earth .

    我国稀土产量、出口量、消费量均居世界第一且轻、中、重稀土品种齐全。

  28. It is discovered that REE , especially heavy rare earth elements ( HREE ) are of certain indicating significance for uranium transportation , enrichment and exploration .

    发现稀土元素,尤其是重稀土元素对铀的区域富集及铀矿化作用有一定的指示意义。

  29. It is contrary to the characteristics of host rock , namely light rare earth elements enrichment , heavy rare earth elements loss and slightly losses of Eu and Ce .

    这与赋矿围岩的岩石具有轻稀土元素富集、重稀土元素亏损,以及Eu、Ce略显亏损的特点相反。

  30. The strength of the matrix would be improved by adding Eu and Yb with abnomal large atomic radius . The strength of heavy rare earth - platinum alloys is generally higher than that of the light rare earth platinum alloys .

    原子半径反常大的Eu和Yb使基体强度增加最大,重稀土铂合金的强度一般高于轻稀土合金。