1 نتائج 'water quality'
Water quality
Calidad del agua (es), Качество воды (ru), نوعية المياه (ar), جودة المياه (ar), Qualité de l'eau (fr)
Water analysis, Water chemistry
Brackish water, Desalination, Drinking water, Environmental health, Environmental quality, Saline water, Sanitation, Waste water, Water pollution, Water security
Science
> Hydrology
Calidad del agua (es), Качество воды (ru), نوعية المياه (ar), جودة المياه (ar), Qualité de l'eau (fr)
http://vocabularies.unesco.org/thesaurus/concept190