In the catalyst research field people were searching new and highefficiencycatalyst at all times.
在催化研究领域，人们一直在寻找新的高效催化剂。
2
This subject studies on the synthesis of bimetallic highefficiencycatalyst for polyether based on two kinds of metal salts. The new catalyst can completely substitute the traditional KOH catalyst.
专题采用两种金属盐合成出聚醚用双金属高效催化剂，该催化剂完全可以取代传统的KOH催化剂。
3
In the oxidation process for manufacturing ethylene oxide, maintaining the high selectivity of the silver catalyst is essential to obtaining the best efficiency.