沉积量随反应时间的增加而增大，但存在最大值，复合颗粒的光催化性能良好。
The deposition weight of TiO_2 increased as the reaction time prolonged, but a maximum existed in the process.
提出了一种复合催化剂，讨论了催化剂用量、反应温度、反应时间、过量乙二醇四因素对酯化反应的影响。
A kind of complexing catalyst was mentioned. It was discussed that the influence of adding quantity of the complexing catalyst, temperature.
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