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لغة المحتوى

1 نتائج 'environmental chemistry'

Environmental chemistry
Environmental sciences
Biogeochemistry, Environmental conservation
Science > Environmental sciences and engineering
Química ambiental (es), Química medioambiental (es), Химия окружающей среды (ru), كيمياء بيئية (ar), Chimie de l'environnement (fr)
http://vocabularies.unesco.org/thesaurus/concept3985