спряжені співвісні гвинти
open contra-rotating propfan
contra-rotating power turbine
detect the sounds of another submarine's propellers
family of propellers
quick release propellers
propellers
rotating (radio) beacon
rotating barrel
rotating band / driving band
block rotating cam
rotating grooved AT fin-stabilized discarding sabot projectile
rotating stall
swash plate non-rotating ring
swash plate rotating ring
rotating liquid
rotating radio beacon