Ключевые слова: auto, automobile, automotive, box, car, composition, detail, drive, engine, force, gear, gearbox, gearing, hard, industry, isolated, machine, machinery, machining, macro, manual, mechanic, mechanical, metal, part, power, product, production, repair, rotate, rotation, serrate, serrated, serration, service, spare, speed, spin, sprocket, steel, surface, technical, technology, torque, transfer, transmission, vehicle, wheel, work,