1 résultat(s) pour 'metal treatment'
Metal treatment
Metallurgy
Politics, law and economics
> Manufacturing and transport engineering
معالجة الفلزات (ar), معالجة المعادن (ar), Tratamiento del metal (es), Traitement du métal (fr), Обработка металла (ru)
http://vocabularies.unesco.org/thesaurus/concept14014