catalysts

英 [ˈkætəlɪsts]

美 [ˈkætələsts]

n.  催化剂; 促使变化的人; 引发变化的因素
catalyst的复数

柯林斯词典

• N-COUNT 催化剂;诱因;诱导者
  You can describe a person or thing that causes a change or event to happen as acatalyst.
  1. I very much hope that this case will prove to be a catalyst for change...
     我非常希望这起事件能催生变革。
  2. He said he saw the bank's role as a catalyst to encourage foreign direct investment.
     他说，他认为银行就应该起到刺激外国直接投资的作用。
• (化学)催化剂
  In chemistry, acatalystis a substance that causes a chemical reaction to take place more quickly.

双语例句

• Precious metal catalysts synthesis and its catalytic preparation of hydrogen from biomass;
  贵金属催化剂的合成及其催化生物质制备氢气；
• This paper studies the optimal reaction conditions for the preparation of colloidal copper catalysts without protection of N_2.
  本文详细研究了无氮气保护下胶体铜催化剂的制备条件。
• The catalytic activity and selectivity of the catalysts for n-pentane isomerization at ambient temperature were investigated.
  考察了所制备的催化剂上常温下正戊烷异构化反应的活性和选择性。
• The formation and catalytic properties of catalysts were studied and characterized by elemental analysis, XPS, TPDE, TPR, CO adsorption and benzene hydrogenation.
  通过元素分析、TPR、TPDE、XPS，CO吸附和苯加氢反应对以镍配合物和簇合物为前体制备的催化剂的性能及其制备过程进行了研究和表征。
• Finally, the development trend of solid superacid catalysts is presented.
  展望了固体超强酸催化剂在生物柴油制备中的发展方向。
• The Greens were the catalysts of a necessary change in the European consciousness.
  绿党促使欧洲人的观念发生了必要的改变。
• In this paper, we adopted the sol-gel, dipping and smear methods to prepare the soot oxidation catalysts.
  本论文采用溶胶-凝胶法、浸渍法和涂抹法制备了碳烟氧化催化剂。
• Ammonium thiosulfate as a novel sulfiding agent was used for presulfidation of hydrodesulfurization ( HDS) catalysts.
  研究了新型固体硫化剂硫代硫酸铵对加氢脱硫催化剂的预硫化。
• The article also puts forth some advice on the research and development of catalytic oxidation catalysts.
  同时，对催化氧化技术的进一步研究提出了建议。
• Noble catalysts have high activity and selectivity, and the reaction conditions are mild.
  贵金属催化剂活性高，选择性好，反应条件温和。