1 results for 'land drainage'
Land drainage → Drainage engineering
Hydraulic engineering
Drainage, Land reclamation, Sanitation, Sewers
Land drainage
Politics, law and economics
> Civil, military and mining engineering
هندسة صرف الفضلات (ar), هندسة الصرف (ar), صرف الاراضي (ar), Technologie du drainage (fr), Drainage des terres (fr), Дренажные сооружения (ru), Дренаж земель (ru), Ingeniería de drenaje (es), Drenaje de tierras (es)
http://vocabularies.unesco.org/thesaurus/concept8390