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| замещающая группа; заместитель | |||
| 取代基: 30 phrases in 9 subjects |
| Chemistry | 13 |
| General | 5 |
| Medical | 2 |
| Oil / petroleum | 1 |
| Oil processing plants | 2 |
| Pharmacology | 1 |
| Polymers | 1 |
| Technology | 4 |
| Textile industry | 1 |
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