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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) | |||
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tape filter : 3 phrases, 3 sujets |
| Armes de destruction massive | 1 |
| Énergie nucléaire et fusion | 1 |
| Ressources naturelles et conservation de la faune | 1 |