بالابر
preferred label: lift @en
type: Concept
related: نردبان

نردبان
related: بالابر
related: تجهیزات ساخت
broader: محصول مکانیکی
preferred label: ladder @en
type: Concept

تجهیزات ساخت
preferred label: construction equipment @en
type: Concept
related: نردبان

محصول مکانیکی
preferred label: mechanical product @en
type: Concept
narrower: نردبان