| 释义 |
- 1
The activation ambience, reaction temperature, catalyst's send live time, gas flow rate were used to study the best catalyst. 对最优催化剂进行了活化气氛、反应温度、催化剂致活时间、反应气流速等方面的考察。 - 2
The effects of catalyst treated methods, catalyst quantity, reaction time, acid-alcohol ratio and catalyst length-of-live are studied in batch synthesis of acetic ether. 考察了催化剂处理方式、醇酸比、催化剂用量、反应时间对合成乙酸乙酯的影响及催化剂重复使用的活性。 - 3
The achievement is the self-confident catalyst, must let study live sleepily has the sense of achievement frequently, realizes the achievement the joy. 成就是自信的催化剂，必须让学困生经常有成就感，体会到成就的快乐。
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