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коэффициент рециркуляции
| активного ила
| коэффициент рециркуляции | |
| chem. | coefficient de récirculation |
| активный ил | |
| environ. | traitement par boue activée; boue active; boue activée |
| nat.res. | boues activées |
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| coefficient de récirculation | |||
| коэффициент рециркуляции: 2 phrases in 1 subject |
| Natural resourses and wildlife conservation | 2 |
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