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

• At present, there are mainly two kinds of catalysts, iron-based and cobalt-based, for it.
  目前应用的费托合成催化剂主要有铁基和钴基催化剂两大类。
• 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。
• The influence of the reaction time, the quantities of catalysts on the yield and quality were investigated.
  研究了催化剂的用量，水醇比，反应时间对收率和质量的影响。
• Spiroglycol is synthesized by circulating one-pot method with formaldehyde, isobutylaldehyde and pentaerythritol as main materials under catalysts.
  以甲醛、异丁醛和季戊四醇为主要原料，在催化剂作用下利用循环一锅法合成螺二醇。
• In addition, the research of other routes and catalysts for DMC synthesis are also carried out.
  此外对其它新的DMC合成路线及催化剂也进行了探索性研究。
• 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。
• 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。
• 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。
• 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。
• Recent research development in solid phase crystallization method for preparing supported metal catalysts was reviewed.
  综述了近几年发展起来的一种负载型金属催化剂的制备方法&固相析出法的研究进展。