construction components
preferred label: اجزای سازه @fa
type: Concept
related: support

mechanical product
preferred label: محصول مکانیکی @fa
type: Concept
narrower: support

machine bearing
preferred label: یاتاقان ماشین @fa
type: Concept
related: support

insulator
preferred label: عایق @fa
type: Concept
related: support

bushing
preferred label: آستینه @fa
type: Concept
related: support

poles and towers
preferred label: قطب و برج @fa
type: Concept
broader: support

support
narrower: poles and towers
related: machine bearing
related: power system
related: insulator
related: bushing
related: construction components
preferred label: تکیه‌گاه @fa
type: Concept
broader: mechanical product
alternative label: trusses

power system
preferred label: سامانه قدرت @fa
type: Concept
related: support