alkali earth

英 [ˈælkəlaɪ ɜːθ] 美 [ˈælkəlaɪ ɜːrθ]

碱土金属氧化物

机械



双语例句

  1. A soft silvery metallic element of the alkali earth group; found in barite.
    一种软质银色的金属元素,属碱土金属,见于重晶石中。
  2. Influence of Compound of Alkali Earth Metals on Coke Reactivity
    碱土金属化合物对焦炭反应性的影响
  3. Ceria with alkali earth double doped has a cubic fluorite structure.
    结构研究表明:碱土双掺杂的CeO2呈立方萤石结构。
  4. The change and distribution of alkali and alkali earth chlorides during crude oil distillation
    原油加工过程碱金属及碱土金属氯化物的变化及分布
  5. Preparation of Thermochromic Composite Material BCG-Alkali Earth Metal Ions-Hexadecanol and Thermochromism
    溴甲酚绿碱土金属离子十六醇热变色复配物制备及热变色性
  6. On the Background Absorption of Alkali earth Chlorides in Graphite Furnace Atomic Absorption Spectrometry
    石墨炉原子吸收光谱测定中碱土金属氯化物的背景吸收
  7. Rare earth or alkali earth oxide doped CeO 2 possesses high oxygen ion conductivity at low temperature, it was the best electrolyte material for a medium or low temperature solid oxide fuel cell.
    用稀土或碱土氧化物掺杂的CeO2在较低的温度下具有较高的氧离子电导率,是用作中低温固体氧化物燃料电池(SOFC)最合适的电解质材料。
  8. Alkali-earth metal and transition metal are difficult to dissolve during pulping and bleaching.
    碱土金属和过渡金属元素在整个制浆和H2O2漂白过程中都存在;
  9. A new pulping method, neutral alkali earth metal ( NAEM) salts catalyzed alkaline sulfite anthraquinone method ( ASAM), has been studied in this paper.
    本文对中性减土金属(NAEM)盐催化的碱性亚硫酸钠溶液中添加蒽醌和甲醇法制浆(ASAM+NAEM)进行了研究。
  10. Theoretical analysis is done for the main cause of furnace bottom building-up gradually in smelting alkali earth metal alloys using electric smelting furnace.
    从理论上分析了矿热炉冶炼碱土金属合金过程中炉底逐步上涨的主要原因,并提出了控制和处理炉底上涨的有效措施。
  11. The instrument is suitable for determing of anions, alkali metals and alkali earth metals in nuclear fuel reprocessing solution and high level liquid waste.
    该仪器适用于核燃料后处理工艺溶液和高放废液中的阴离子和碱金属与碱土金属离子的色谱分析。
  12. The source made a breakthrough the idea that air acetylene flame emission spectrometry was used for determination of alkali and alkali earth elements only.
    该光源突破了空气-乙炔火焰原子发射光谱仅能进行碱金属、碱土金属的分析。
  13. , respectively. XPS analysis of reaction results shows that the binding energy of Pb 4f-7/ 2 in feldspar is between 138.39 and 138.44 eV. Pb 2+ can replace alkali and alkali earth elements in feldspar structure through ion exchange reactions, forming Pb-feldspar.
    XPS分析表明Pb4f7/2在长石矿物中的结合能为138.39~138.44eV。实验证明Pb2+与长石结构中的碱性或碱土性离子发生了离子交换反应,生成了铅长石。
  14. The time of response and recovery was less than 30s. Alkali and alkali earth metal ions, and some common drugs had no interference in the determination of tetracyclin.
    该传感器对TC的响应灵敏度高,选择性好,响应和恢复时间均小于30s,碱金属、碱土金属离子及常用药物对TC测定没有干扰。
  15. In the alkali-boron-silicon system basic fluxing agent, we use the combined effects of alkali metals, alkali earth metals and admixtures to replace lead, in order to produce environment-protecting unleaded fluxing agent for overglaze colors with low bismuth.
    在碱-硼-硅系统基础熔剂中引入外加剂,通过多种碱金属、碱土金属及外加剂等复合效应来代替铅在熔剂中的作用进而研制低铋环保型无铅熔剂。
  16. Study on the Property of Complex Alkali Earth Catalyst for Ethoxylation of Narrow Distribution
    复合型碱土金属乙氧基化窄分布催化剂及其性能研究
  17. The catalytic properties of a series of alkali earth metal oxides and amphoteric metal oxides were measured for the synthesis of 1-methoxy-2-propanol.
    对碱土金属氧化物和两性氧化物等10种氧化物作为合成1甲氧基2丙醇固体催化剂进行了催化性能筛选。
  18. A large number of metal oxides, including alkali earth oxides, transition metal oxides and rare earth oxides, had been suggested for using as catalysts for the selective hydrogenation of benzoic acid and methyl benzoate.
    很多的科研工作者研究了一系列金属氧化物包括:碱性氧化物、过渡金属氧化物和稀土金属氧化物作为催化剂用于苯甲酸(或酯)加氢反应。
  19. QSPR Research on Physicochemical Properties of Alkali Earth Metal Halides
    碱土金属卤化物理化性质QSPR的研究
  20. Analysis on cause of furnace bottom build-up in smelting alkali earth metal alloys with electric smelting furnace and the handling measures
    矿热炉冶炼碱土金属合金炉底上涨原因及控制处理措施的分析
  21. Effect of alkali earth metal oxides on kinetic parameters of coke solution loss reaction
    碱土金属氧化物对焦炭溶损反应的催化作用研究
  22. The reversible thermochromic composite materials were synthesized by cresol red, alkali earth metal ions and hexadecanol.
    合成了甲酚红碱土金属离子十六醇体系可逆热变色复配物。
  23. In this paper, we report that a sites in tungsten bronze niobate were filled with ions of alkali alkaline earth, first transition group metals and rare earth metals which make them into full filled structure of a sites.
    以碱金属,碱土金属,第一过渡族金属和稀土金属离子混合填无钨青铜铌酸盐的A位,使之构成A位充满型结构。
  24. The ethoxylation of span-80 catalyzed by several alkali metal salts and alkali earth metal salts has been studied in this article. The new catalyst ( DF-1) was found effective for the ethoxylation.
    通过对几种碱金属、碱土金属盐催化剂的考察,研究了斯本-80的乙氧基化反应,筛选出DF-1型新型催化剂。
  25. The ternary complexes of 1,10-Phenanthroline-N-oxide and picric acid with alkali earth metals
    碱土金属与1,10-二氮杂菲-1-氧化物及***的三元配合物
  26. On Some Binary Systems of Alkali Earth Metal Fluoride Halides
    碱土金属氟卤化物二组分体系
  27. Oxidation of Cyclohexane over Alkali Earth Exchanged Zeolite Y
    碱土金属交换Y分子筛催化剂上的环己烷氧化
  28. It was found that the triazine molecular tweezers compounds had the selective recognition of some of the alkali metals, alkali earth metals and transition metal ions.
    结果发现,合成的三嗪类分子钳化合物对某些碱金属、碱土金属和过渡金属离子有一定的选择性识别作用。