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- 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。
- epoxidation catalyst 环氧化催化剂
- The offer of a new job provided just the catalyst she needed. 这份新工作正是她所需要转变的契机。
- The last step is to regenerate the catalyst. 最后一步是将催化剂还原。
- War is a catalyst to help them to choose. 战争是一副催化剂来帮助他们选择。
- Debate is the best catalyst of thought. 争论是思想最好的催化剂。
- This article primarily talks about the research development of olefin epoxidation from the catalyst aspect, especially from the aspect of hetegeneous catalysis. 作者将主要从催化剂方面，尤其是多相催化方面介绍一下烯烃环氧化的研究进展。
- I see my role as being a catalyst for change. 我认为我的角色是促成变革。
- Epoxidation and oxidation gave the racemic C18-juvenile hormone. 通过环氧化和氧化就得到外消旋的含十八个碳的昆虫返动激素。
- This chemical is called a catalyst. 这种特殊的化学材料是一种催化剂
- Kunming Precious Metal Catalyst Co., Ltd. 昆明贵研催化剂有限责任公司。
- Dicussion on Chinese Catalyst Used in G.H.U. 汽油加氢装置催化剂国产化的探讨。
- Is that what you think was the catalyst? 这就是你所认为的催化剂吧?
- In the epoxidation, chloroform and t butanol gave the best results. 在环己烯环氧化反应中 ;以氯仿和叔丁醇为溶剂时 ;环氧化反应的结果最好 .
- Vent self-awareness and self-growth is a catalyst. 宣泄是自我认识与自我成长的催化剂。
- This tragedy will be a catalyst for good. 这场悲剧会是美好的催化剂。
- JERRY: And you're sure the floss was the catalyst? 杰瑞：你确定那牙线就是催化剂？
- Are the Olympics a Catalyst for China Reforms? 奥运会是否是中国改革的催化剂？
- Using PEG400/KI for catalyst, the yield was 92%. 用聚乙二醇 ( PEG) 4 0 0和 KI双组分催化剂 ,得产率 92%25。
- The technology of PP catalyst improves unceasingly. 聚丙烯的催化剂技术不断改进。
