епіциклічна коробка передач
epicyclic gear drive
epicyclic steering unit
epicyclic train of gears
forward epicyclic gear trains
gearbox / gear box
change-speed gearbox
crash-type gearbox
8-speed automatic gearbox
input gearbox shaft
angular gearbox
antitorque gearbox
central gearbox
propeller gearbox
accessory drive gearbox
tail gearbox
gearbox adapter
gearbox compartment (of a tank)
gearbox dipstick
gearbox main drive shaft
gearbox oil filler
accessory gearbox