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| фильтр ленточного типа (Automatic tape filter: A tape filter device for the removal of solids from liquid media having a weir assembly, which enables solids to be carried out by the water flow, into which a tape ... Alexander Demidov) | |||
| tape filter: 3 phrases in 3 subjects |
| Natural resourses and wildlife conservation | 1 |
| Nuclear and fusion power | 1 |
| Weapons of mass destruction | 1 |