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 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。
• Five catalysts were prepared from nickel ores and optimal catalyst was screened out.
  以富含镍的矿石为原料，制备了五种催化剂，确定了最佳催化剂。
• 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。
• 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。
• 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。
• Spiroglycol is synthesized by circulating one-pot method with formaldehyde, isobutylaldehyde and pentaerythritol as main materials under catalysts.
  以甲醛、异丁醛和***为主要原料，在催化剂作用下利用循环一锅法合成螺二醇。
• BASF employs synthetic inorganic chemists to develop new catalysts and pigments.
  巴斯夫公司雇用无机化学家合成催化剂和开发新颜料。
• When classic mesoporous aluminosilicates are used as catalysts, both phenol conversion and2,4-DTBP selectivity are very low.
  普通介孔硅铝酸盐作催化剂时苯酚的转化率和2，4-二叔丁基苯酚的选择性都偏低。
• The evaluation methods for coke factor and gas factor of FCC equilibrium catalysts were discussed.
  探讨了催化裂化平衡剂生焦因子和生氢因子的评价方法。
• 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。