叙述了在YS型银催化剂作用下，利用催化裂化于气回收的乙烯制备环氧乙烷的实验研究。
This paper describes the experiment of producing ethylene oxide (EO) by using ethylene recovered from catalytic cracking dry gas in the presence of ys silver catalyst.
银作催化剂用的场合不多，主要用于乙烯氧化制环氧乙烷、甲醇氧化制甲醛及乙二醇的生产。
Silver catalyst is not so often used. It is mainly used for producing epoxy ethane with ethylene, formaldehyde with methanol and producing ethylene glycol.
叙述了乙烯氧化制环氧乙烷反应气中水蒸气含量对银催化剂反应性能的影响。
The influence of concentration of feed water vapor in process of ethylene oxidation on performance of silver catalyst was described.
在乙烯氧化制环氧乙烷过程中，保持银催化剂的高选择性是发挥装置最好效益的行之有效的方法。
In the oxidation process for manufacturing ethylene oxide, maintaining the high selectivity of the silver catalyst is essential to obtaining the best efficiency.
在乙烯氧化制环氧乙烷过程中，保持银催化剂的高选择性是发挥装置最好效益的行之有效的方法。
In the oxidation process for manufacturing ethylene oxide, maintaining the high selectivity of the silver catalyst is essential to obtaining the best efficiency.
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