Moreover, experiments showed that the degradation rate was influenced by some factors, such as the catalysis synthesis method, reaction temperature and time.
同时实验还表明，催化剂合成方法、合成温度及时间等因素对催化降解效率都有影响。
It was found that the reaction of synthesis of lead stearate by direct method in aqueous medium could be accelerated markedly by ammonium salts.
研究发现铵盐对水介质直接法合成硬脂酸铅反应具有显著的催化加速作用。
The yield of the addition reaction was increased from 66% to 98% because the synthesis method was improved.
改进合成方法使加成反应的产率由原来的66%提高到98%。
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