| 释义 |
condensation reactions短语¹⁴⁴⁹⁷²⁺²
基本例句
🌏例句
The effects of catalysts, the feeding condition and the selectivity of the reacting position in the condensation reactions were studied, and the compounds had been separated, purified and analysed.
研究了反应的催化剂，反应位置的选择性和加料方式等因素对反应的影响。所合成出来的化合物均经分离、提纯、分析测试。 chemyq
By analyzing the fouling materials, it was found that coke formed by the condensation reactions of dienes and resin existed in the feed was the main component of the fouling materials.
通过对垢物组成进行分析，发现原料焦化汽油中二烯烃缩合及胶质缩合生焦是垢物生成的主要原因。 sylzyhg |