Ключевые слова: accuracy, auto, background, building, business, car, circle, classic, close, closeup, connection, electric, energy, engine, engineering, equipment, fabrication, factory, gear, gears, glass, group, industrial, industry, innovation, iron, large, line, machine, manufacturing, metal, modern, motor, objects, oil, part, pattern, plant, plastic, power, production, retro, sheet, shiny, steel, symbol, technology, transmission, work, workshop,