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activated sludge process (аэрацией с активным илом); biochemical sewage treatment; oxidation treatment; sewage biochemical treatment | |||
biochemical wastewater treatment (Morning93); activated sludge treatment | |||
oxidization treatment; activated sludge process (процесс очистки путем аэрации с активным илом) | |||
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biochemical treatment |
биохимическая очистка сточных вод: 3 phrases in 2 subjects |
Construction | 2 |
Technology | 1 |