heteroatom
英['hetərəʊætəm]
美['hetəroʊˌætəm]
- n. 杂原子
双语例句
- 1. Heterocyclic compounds with nitrogen heteroatom (s) only.
- 仅含有氮杂原子的杂环化合物。
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- 2. The key step was a substrate controlled asymmetric heteroatom conjugated addition.
- 关键反应为底物控制的不对称杂原子共轭加成反应。
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- 3. As an important approach of carbon-carbon bond formation and carbon-heteroatom bond formation, photochemistry of organic halides has been studied extensively.
- 有机卤代物的光反应作为构建碳-碳键和碳-杂原子键的一种重要途径已经得到了广泛和深入的研究。
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- 4. The experimental results show that the fractions of the extracts consist mainly of aliphatic hydrocarbons, aromatic hydrocarbons and heteroatom-containing compounds.
- 实验结果表明，萃取物主要由脂肪烃、 芳香烃和含杂原子化合物组成。
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- 5. The results showed that the aromatic ratio, heteroatom and metal contents contribute to the high polarity of the asphaltenes. This is the basis of other properties of heavy oil.
- 结果表明，沥青质的高极性是由其高芳烃含量、高杂原子和金属含量引起的，这是研究稠油其它性质的基础。
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- 6. The results showed that the aromatic ratio, heteroatom and metal contents contribute to the high polarity of the asphaltenes. This is the basis of other properties of heavy oil.
- 结果表明，沥青质的高极性是由其高芳烃含量、高杂原子和金属含量引起的，这是研究稠油其它性质的基础。
youdao
- The key step was a substrate controlled asymmetric heteroatom conjugated addition.
关键反应为底物控制的不对称杂原子共轭加成反应。
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