Ключевые слова: accuracy, apparatus, arrangement, background, business, circle, classic, closeup, cogwheel, connection, cooperation, electric motor, energy, engine, engineering, equipment, factory, gear, industrial equipment, industry, innovation, interlocked, iron, large, machine, machine part, machine teeth, manufacturing, metal, modern, nobody, power, precision, progress, reliability, retro revival, steel, style, symbol, teamwork, technology, togetherness, transmission, unity, wheel, work,