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| 11. | The arsenite reactions can be variously accelerated by the addition of aliphatic acids and hydroxy-substituted aliphatic acids. |
| 加入脂肪酸和羟基取代的脂肪酸，可不同程度地加速亚砷酸盐的反应。 |
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| 12. | substituted hydrocarbons |
| 取代烃; 取代碳氢化合物 |
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| 13. | The nucleophilic aromatic substitution for hydrogen reaction is an environmentally benign organic synthesis reaction. |
| 芳香亲核取代氢反应是一种环境友好的有机合成反应。 |
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| 14. | adsorption displacement |
| 吸附取代 |
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| 15. | Its metallation and addition to cyclopentanone proceeded well to 40. |
| 其金属取代物能和环戊酮顺利地反应得到40。 |
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| 16. | Fluorination of the chlorohydrocarbon is substitution nucleophilic unimolecular. This fluorinated reaction is decided by the stability of intermediate R+. |
| 氯代烃的氟化是单分子亲核取代反应,其氟化反应的进程决定于中间体R+稳定性。 |
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| 17. | CHIA FANG的绍兴香肠是精选上等后腿肉，并以绍兴酒取代高梁酒，加上独家配方，更增添美味。 |
| CHIA FANG SPECIALIZED IN CHINESE SHAO SING SAUSAGE. |
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| 18. | To take the place of, especially by force;supplant. |
| 取代取代，尤指使用武力；代替 |
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| 19. | take one's place |
| 取代 |
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| 20. | take the place of sb |
| 取代某人 |
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