earth metals 中文意思是什麼

earth metals 解釋
堿(土)金屬。

  • 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...
  • metals : 超氦元素
  1. Alkaline earth metals

    土類金屬
  2. Method of analysis baryte for export. determinationof water - solluble alkaline earth metals as calcium

    出口重晶石分析方法.水溶性堿土金屬以鈣計的測定
  3. The lighter rare-earth metals, from cerium to europium in the first half of the series, have more complex crystal structures than the heavier elements.

    輕的稀土金屬,從鈰到銪的前一半序列比重元素具有更為復雜的晶體結構。
  4. Yttrium serves as an ideal non-magnetic diluent for the rare-earth metals.

    釔被用作稀土金屬一種理想的非磁性稀釋劑。
  5. More recently, the perovskite manganite compounds, la1 - xsrxmno3 have been used as the cathode of the solid oxide fuel cell ( sofc ) because of their electro - ion conductivity properties. in manganite perovskites, substitution of divalent ions ( alkaline earth metals viz

    近幾年來, la _ ( 1 - x ) sr _ xmno _ 3這類鈣鈦礦型結構的氧化物材料因為其具有混合電子-離子導電特性而被廣泛的應用於固體氧化物燃料電池陰極材料。
  6. Of precious metals, of rare - earth metals, of

    服裝飾品,編織或鉤織95 , 462
  7. Rare - earth metals and their oxides - determination of ignition loss - gravimetric method

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

    分光光度法測定釷量
  9. Standard test method for total rare earth metals in paint driers by edta method

    Edta法塗料催干劑中稀土金屬總量的標準試驗方法
  10. Determination method for non - rare earth elements in mixed rare earth metals and compounds

    法測定混合稀土金屬及其化合物中的11個非稀土元素
  11. 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
  12. In manganite perovskites, substitution of divalent ions ( alkaline earth metals viz. ca, sr, ba ) in the a sublattice, introduces mn4 + ions or holes into the system. it is generally considered that the concentration of holes is equal to the concentration of divalent cations because of the charge compensation by controlled valencies

    在類鈣鈦礦型晶體結構中通過摻入二價堿土金屬(如ca , sr , ba )可以在系統中產生mn ~ ( 4 + )或氧空位,由價格補償的原理,理論上摻入的二價離子的濃度和氧空位的濃度相等。
  13. Abstract : in rock pyrolysis when the content of base metals and base earth metals is relatively high ionization interference will frequently occur

    文摘:在巖石熱解分析中當巖樣堿金屬和堿土金屬離子含量較高時,經常發生離子化干擾的影響。
  14. By means of static and dynamic experiments, lots of research on the effect of micro - quantity heavy metal ions ( hmi ) removal by weakly basic anion exchange resins ( wbaer ) from drinking water ( dk ) with alkali metals, alkaline - earth metals and anions at high concentration, has been done

    本文採用靜態和動態兩種試驗方法,對弱堿性陰離子交換樹脂在堿金屬、堿土金屬離子以及陰離子相對較高濃度的背景下去除飲用水中微量重金屬離子(以hg2 +為研究處理對象)的效果進行了大量試驗研究。
  15. Neodymium alloy and pr - nd - dy alloy etc., the degree of purity of which are 99 - 99. 9 %, primarily development and manufacturing of high pure rare earth metals and alloy products

    金屬釹金屬鐠金屬鑭金屬鏑金屬釓鏑鐵合金鐠釹合金鐠釹鏑合金
  16. In a word, wbaer can effectively remove micro - quantity hmi from dk with alkali metals, alkaline - earth metals and anions at high concentration. on the basis of lots of regeneration experiments of wbaer ( d301g ), the best regeneration manner ( regurgitation regeneration ), the optimal regeneration agents ( h2so4 and naoh ) and the optimum operating parameters of regeneration are obtained

    論文進而對d301g型弱堿性陰離子交換樹脂進行了再生試驗研究,確定了最佳再生方式(逆流再生) ,最佳再生劑( h2so4和naoh )以及酸液再生時的最佳濃度范圍( 2 % 4 % )和最佳流速范圍( 3 4m / h ) ;並通過正交試驗確定了逆流再生過程中的最佳運行參數組合。
  17. 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
  18. 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
  19. 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
  20. Chemical analysis methods for non - rare earth impurities of rare earth metals and their oxides - determination of molybdenum and tungsten content - inductively coupled plasma atomic emission spectrographic method and inductively coupled plasma mass spectrum method

    稀土金屬及其氧化物中非稀土雜質化學分析方法鉬鎢量的測定電感耦合等離子體發射光譜法和電感耦合等離子體質譜法
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