dibutyl urea
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网络 二丁脲
双语例句
- Data analysis showed that the importance of the four factors is in following order: reaction temperature> reaction time> molar ratio of methanol to urea> molar ratio of dibutyl tin oxide to urea.
由极差分析该4因素的重要性次序为：反应温度>反应时间>原料摩尔比>催化剂用量。