rare-earth oxides 中文意思是什麼

rare-earth oxides 解釋
稀土氧化物
  • rare : adj 1 稀少的；（空氣等）稀薄的；（群島、星等）稀疏的。2 稀有的，珍奇的；極好的，珍貴的。3 〈口語...
  • earth : n 1 〈常E 〉 地球。2 大地，陸地，地面，地上。3 土壤，土。4 【化學】土類；泥。5 世界人類；人的軀體...
  • oxides : 氧化物類
  1. The company deals in all sorts of rare earth compounds, individual rare earth oxides and rare earth permenent magnetism materials, etc. in addition, the company supplies all kinds of omniberaing service including technology consultation, technology service and achievement attorn in rare earth research, production and application

    公司還經營各種稀土化合物、單一稀土氧化物和稀土永磁材料等。此外，公司還為稀土企業和其他投資者提供全方位的技術咨詢、技術服務和科研成果轉讓等各種服務，包括稀土科研、生產和應用等各方面。
  2. The rare - earth - zirconium composite oxides which have high thermal stability and high storage of oxygen are getting more and more attention in the automotive exhaust cleaning field

    摘要由於其良好的儲放氧能力和熱穩定性，以鈰為主的鈰鋯氧化物在汽車尾氣的處理中得到了越來越廣泛的應用。
  3. Rare - earth metals and their oxides - determination of ignition loss - gravimetric method

    重量法測定灼減量
  4. Rare - earth metals and their oxides determination of thorium content arsenazo spectrophotometric method

    分光光度法測定釷量
  5. Rare earth abundance with samarium, europium and gadolinium oxides

    釤銪釓富集物
  6. Chemical analysis methods for non - rare earth impurities of rare earth metals and their oxides - determination of iron content - kalium thiocyanate, 1, 10 - phenanthroline spectrophotometric method

    稀土金屬及其氧化物中非稀土雜質化學分析方法鐵量的測定硫氰酸鉀1 ， 10 -二氮雜菲分光光度法
  7. The beginning of 2000, we purchased xinguang rare earth co. in helin county huhhot and will complete the relevant technical transformation and enlargement in oct 2000. then we shall have an annual capacity of 6000 tons of re chlorides, 600 tons of re metals and 600 tons of single and compound re oxides with a yearly turnover of rmb140 million, thus making us one of the leading rare earth enterprises integrating research and production in china

    為適應科研體制改革的需求，走科研與生產相結合的道路，在內蒙古科委的大力支持下，內蒙古冶金研究院充分利用其在稀土方面的科研技術優勢，從1999年開始陸續組建了內蒙古昌晟稀土有限責任公司、內蒙古振宇稀土有限責任公司、內蒙古萬晟稀土有限責任公司。其中
  8. Abstract : a method for preparation of rare earth oxides with high specific surface area was described. hydrazine - containing rare earth oxalates as the precursors were synthesized by using rare earth oxalates and hydrazine. the specific surface area of rare earth oxides made by the method described in this paper is higher than that by the usual method

    文摘:利用肼（或肼鹽）易分解同時釋放大量的熱和氣體這一特點，將肼（或肼鹽）添加到草酸稀土中去，熱分解含肼稀土草酸鹽可制得比表面積較常法制備的大得多的稀土氧化物。
  9. Chemical analysis methods for non - re impurity of rare earth metals and their oxides determination of ignition loss content of rare earth oxides - gravimetric method

    稀土金屬及其氧化物中非稀土雜質化學分析方法重量法測定稀土氧化物中灼減量
  10. Chemical analysis methods for non - rare earth impurities of rare earth metals and their oxides determination of oxygen and nitrogen content impulse - infrared and impulse - thermal conductance absorption method

    稀土金屬及其氧化物中非稀土雜質化學分析方法氧氮量的測定脈沖-紅外吸收法脈沖-熱導法
  11. Chemical analysis methods for non - rare earth impurities of rare earth metals and their oxides - determination of silicon content - molybdenum blue spectrophotometric method

    稀土金屬及其氧化物中非稀土雜質化學分析方法硅量的測定鉬藍分光光度法
  12. Chemical analysis methods for non - re impurity of rare earth metals and their oxides - determination of water content of rare earth oxides - gravimetric method

    稀土金屬及其氧化物中非稀土雜質化學分析方法重量法測定稀土氧化物中水分量
  13. Direct synthesis of dimethyl carbonate over rare earth oxides supported catalysts

    稀土氧化物負載雙組分催化劑用於直接合成碳酸二甲酯
  14. Photoabsorption properties of the thin films composed of ag au nanometer particles and rare - earth oxides

    稀土氧化物復合薄膜的光吸收特性
  15. Rare - earth oxides - determination of silicon oxide - molybdenum blue spectrophotometric method

    鉬藍分光光度法測定稀土氧化物中的二氧化硅量
  16. The rare earth oxides, as additives to the negative electrode, have not been reported in open literature

    稀土氧化物作為ni mh電池負極添加劑還未曾有報道。
  17. The vibrational characteristics of the specimens have been analyzed systematically by raman and infrared spectra. the main results are as follows : ( 1 ) the infrared spectra from 400 ~ 800cm - 1 and raman spectra from 80 ~ 800cm - 1 of nine cubic rare earth oxides are first reported completely

    用拉曼光譜和紅外光譜系統分析了樣品的振動特徵，主要結果如下： （ 1 ）第一次完整報道了九種c型（立方型）稀土氧化物在400 800cm ~ （ - 1 ）紅外譜區和80 800cm ~ （ - 1 ）拉曼譜區的振動光譜。
  18. It was the first time that the silica nanoparticles was coated with gd2o3 : eu rare - earth oxides, then the core - shell structure compound particles were obtained. the characterizations showed that the thickness of uniform coating is in 10 - 20nm ; the silica core is linked with the gd2o3 : eu shell by chemical bond si - o - gd ; because of the size effects and interface effects of nano - crystal coating, the diffraction and emission peaks become broadened. and at the same time, the transfer temperature of silica from amorphous to crystal is decreased

    首次在納米sio2表面包覆一層gd2o3 : eu稀土復合氧化物，得到了核-殼結構的復合顆粒，表徵結果表明，均勻包覆層的厚度為10 - 20nm ； sio2核和gd2o3 : eu殼層物質之間通過化學鍵si - o - gd鍵的作用結合在一起；由於包覆層納米晶的尺寸效應和界面效應使xrd衍射峰和熒光光譜發射峰出現了寬化現象。
  19. The a - r transformation and photocatalytic activities of mixed tio2 rare earth oxides

    稀土摻雜二氧化鈦的相變和光催化活性
  20. This work is to study the spectra of the rare earth oxides and some typical rare earth minerals found in china. the aim is to determine their characteristics and mechanisms, and further to clarify the relationship among various spectra

    本工作研究稀土氧化物和若干典型的稀土礦物的光譜，目的是確定它們的特徵和機理，並進而弄清各種稀土光譜之間的關系。
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