Iskani niz je bil najden v PREVODIH:
biologische Abwasserbehandlung
en biological purification of sewage, biological purification of wastewater, biological sewage clarification, biological sewage purification, biological sewage treatment, biological waste water treatment, biological wastewater clarification, biological wastewater purification, biological wastewater treatment
biologische Abwasserreinigung
en biological purification of sewage, biological purification of waste water, biological sewage clarification, biological sewage purification, biological sewage treatment, biological waste water purification, biological waste water treatment, biological wastewater purification, secondary treatment of sewage
Brauchwasser
en domestic hot water, domestic water, industrial water, mains water, non-potable water, plant water, process water, raw water, service water, tap water, waste water, water for domestic use, water for industrial use