fans
preferred label: بادبزن @fa
type: Concept
narrower: axial flow fans

centrifugal fans
preferred label: فن مرکزگریز @fa
type: Concept
related: axial flow fans

axial flow fans
alternative label: fans, axial flow
related: centrifugal fans
broader: fans
preferred label: بادبزن با جریان محوری @fa
type: Concept