Ключевые слова: air, background, black, car, closeup, compressed, compression equipment, connection, connector, construction, crimping, detail, engineering, equipment, fitting, fittings, heavy, hose, hydraulic, industrial, industry, insulated, line, machine, metal, object, oil, part, parts, pipe, power, powerful, pressure, pump, repair, rubber, screw, service, shiny, steel, system, technology, tool, water,