Ключевые слова: 20s, 30s, aircraft, airplabe, airport, apprentice, assembling, commercialairplane, digitaltablet, engine, female, hangar, helicopter, horizontal, industry, inspecting, inspection, interior, learning, maintaining, male, man, men, oneperson, people, person, sideview, skill, technology, thirties, touchscreen, trail, training, transportation, travel, twenties, waistup, woman, women, worker,