poles and towers
type: Concept
preferred label: قطب و برج @fa
related: overhead line mechanical characteristics

overhead line mechanical characteristics
type: Concept
alternative label: sagging, overhead line
preferred label: مشخصه مکانیکی خط فیناسری @fa
related: poles and towers
related: oscillation
related: vibrations

oscillation
type: Concept
preferred label: نوسان @fa
related: overhead line mechanical characteristics

vibrations
type: Concept
preferred label: ارتعاش @fa
related: overhead line mechanical characteristics