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| purifying method | |||
| form of treatment | |||
| способ очистки: 52 phrases in 12 subjects |
| Chemistry | 1 |
| Electronics | 1 |
| Energy industry | 3 |
| Food industry | 12 |
| Forestry | 1 |
| Makarov | 13 |
| Mass media | 1 |
| Medical appliances | 2 |
| Military | 1 |
| Natural resourses and wildlife conservation | 10 |
| Polymers | 1 |
| Technology | 6 |