Ключевые слова: aircraft, airplane, arc, arrow, aviation, avionics, clip art, clipart, cockpit, constant, counter, dial, double, engine, flight, flying, gauge, hobbs, hours, indicator, inlet, isolated, jet, limit, manifold, multi, needle, panel, per minute, pilot, piloting, piston, pitch, plane, pressure, prop, propeller, rate, ratio, rpm, scale, speed, tachometer, time, turbine, twin,