دریچه سد
preferred label: sluices @en
type: Concept
related: آب‌راه

سرریز سد
preferred label: weirs @en
type: Concept
related: آب‌راه

مجرای سرریز
preferred label: spillways @en
type: Concept
related: آب‌راه

آب‌راه
type: Concept
narrower: مجرای زهکش
narrower: نهر آبیاری
related: دریچه سد
related: ارسال
related: سرریز سد
related: لوله
related: مجرای سرریز
related: آبراه
related: کانال
preferred label: channels @en
broader: سازه آب شیرین

مجرای زهکش
preferred label: drainage channels @en
type: Concept
broader: آب‌راه

نهر آبیاری
preferred label: irrigation channels @en
type: Concept
broader: آب‌راه

ارسال
preferred label: transmission @en
type: Concept
related: آب‌راه

لوله
preferred label: pipes @en
type: Concept
related: آب‌راه

لوله
preferred label: tubes @en
type: Concept
related: آب‌راه

آبراه
preferred label: waterways @en
type: Concept
related: آب‌راه

کانال
preferred label: canals @en
type: Concept
related: آب‌راه

سازه آب شیرین
preferred label: freshwater structures @en
type: Concept
narrower: آب‌راه