pump
type: Concept
preferred label: تلمبه @fa
related: impeller

blade
type: Concept
preferred label: تیغه @fa
related: impeller

impeller
type: Concept
broader: machine components
preferred label: پروانه موتور @fa
related: blade
related: pump
related: rotor
related: propeller

rotor
type: Concept
preferred label: روتور @fa
related: impeller

machine components
type: Concept
narrower: impeller
preferred label: اجزای ماشین @fa

propeller
type: Concept
preferred label: پروانه @fa
related: impeller