main axis

pitch axis / transverse axis / lateral axis

setting angle of the longitudinal axis with respect to the aircraft axis

main-rotor axis

axis of main movement for forces

main supply axis

main axis of advance

main defense area (line) / main defensive position

main tank/ main fuel tank

main gear box / main rotor transmission

main rotor transmission / main gear box

main-rotor head / main-rotor hub

main-rotor hub / main-rotor head

axis (мн. axes)

axis of advance

axis of the barrel

axis of the bore

gun’s axis inclination level

helix along the axis of the bore

strategic axis

take-off axis

threat axis

vertical axis

X axis (line)

dual axis rate transducer

cant of trunnion axis

inclination of trunnion axis

tilt of trunnion axis

trunnion axis

axis of dispersion in deflection

axis of evacuation

axis of maneuver

axis of turning movement