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медленная фильтрация; гравитационная фильтрация | |||
низкоскоростная фильтрация |
slow filtration: 8 phrases in 7 subjects |
Chemical industry | 2 |
Ecology | 1 |
Electronics | 1 |
Natural resourses and wildlife conservation | 1 |
Technology | 1 |
Water resources | 1 |
Water supply | 1 |