Ключевые слова: aircraft, airfield, auto, aviation, belt, blades, design, double, engine, fixed, flight, forward, fuselage, gears, ground, gyro, gyrocopter, gyroplane, industry, landed, lift, modern, motion, mounted, nobody, nose, propeller, propulsion, rear, rotation, rotor, rudder, safety, seats, shaft, speed, stationed, thrust, transmission, unconventional, upward, windshield, wing,