Ключевые слова: abstract, agricultural, agriculture, automobile, automotive, background, belt, black, car, closeup, cogwheel, combine, combined, cylinder, detail, diesel, drive, engine, equipment, gear, generator, hardware, harvester, hose, industrial, industry, machine, machinery, mechanic, mechanical, mechanism, metal, modern, new, part, power, pulley, ratch, rotating, service, shaft, sprocket, steel, technology, tractor, transmission, transportation, truck, vehicle, wheel,