Ключевые слова: air, aircraft, aluminum, aviation, background, blurred, combustion, cooling, cylinder, design, drive, engine, engineering, exchangers, fins, fitting, fragment, fuel, gray, heat, hoses, industrial, injection, internal, line, maintenance, metal, motor, movement, partially, pipelines, piston, power, pump, radial, radiators, reciprocating, rubber, speed, steel, supply, system, technical, transport, valves,