dihydric
英[daɪˈhaɪdrɪk]
美[daɪˈhaɪdrɪk]
双语例句
- 1. The method and the condition of separation epoxy ethane from dihydric alcohol are described.
- 介绍了环氧乙烷与二元醇的分离方法和条件。
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- 2. The hydroxylation of phenol to produce dihydric phenol is a rapid and strongly exothermal reaction, the activity of the complex-oxide catalyst decreased rapidly.
- 苯酚直接羟化制备苯二酚为液固相的强放热快反应，催化剂的活性衰减很快。
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- 3. Ester bond can be formed through the polycondensation of hard segment monomer with uniform segment length containing amide bond and dihydric alcohol, which is a better way to prepare polyesteramide.
- 先制备具有均一链长的含有酰胺键的硬段单体，然后与二元醇进行缩聚反应生成酯键是制备性能良好的聚酰胺酯的较好途径。
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- 4. Ester bond can be formed through the polycondensation of hard segment monomer with uniform segment length containing amide bond and dihydric alcohol, which is a better way to prepare polyesteramide.
- 先制备具有均一链长的含有酰胺键的硬段单体，然后与二元醇进行缩聚反应生成酯键是制备性能良好的聚酰胺酯的较好途径。
youdao
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