After single factor optimization, temperature, catalyst amount and molar ratio of methanol to oil were the important factors.
在单因素优化的基础上，确定反应温度、催化剂用量及醇油摩尔比等为显著影响因素。
In addition, single factor effect analysis showed that polypropylene fiber has less effect on expansion ratio and relative dynamic modulus.
此外，通过单因子效应分析可知聚丙烯纤维对膨胀率和相对动弹模的作用效应较小。
During the extracting process, four main factors, namely solid: liquid ratio, immersing time, extraction temperature and extraction time were studied by using single factor analysis method.
在提取过程中，通过单因素法分析了几个主要因素：料液质量比、超声波提取功率及超声波提取时间对提取率的影响。
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