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

• The Study of PdO-CeO_2 Composite Catalysts for CO and CH_4 Catalytic Oxidation
  PdO-CeO2复合氧化物催化剂的CO和CH4催化氧化性能研究
• It is found that the catalysts have a strong effect on the growth of BCN nanotubes.
  实验中发现催化剂在BCN纳米管的生长过程中有重要作用。
• 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。
• Recent research progress on the propylene epoxidation catalysts which use molecular oxygen or hydrogen peroxide as oxidants is reviewed.
  评述了以分子氧和双氧水为氧源的丙烯环氧化催化剂体系的最新研究进展。
• Effects of several kinds of acidic catalysts on castor oil dehydration have been explored.
  考察了若干种酸性催化剂对蓖麻油脱水的影响。
• Recent progress in improving the sulfur resistance of noble metal aromatic saturation catalysts is reviewed in this paper.
  本文着重对改善贵金属芳烃饱和催化剂抗硫性的最新研究进行了综述。
• 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；
• The influence of catalysts, solvents, reaction temperature and reaction time on the product distributions was investigated emphatically.
  考察了催化剂、溶剂、反应温度和反应时间对重排产物分布的影响。
• TPR results showed that the reduction ability of catalysts was determined by the calcination and composition.
  TPR结果表明焙烧温度和复合氧化物的组成决定了材料的可还原性能。
• 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。