Ключевые слова: accuracy, arrow, bar, barometer, closeup, compressor, energy, engineering, equipment, fossil, fuel, gas, gauge, generation, hydroelectric, industry, instrument, liquid, machine, machinery, manometer, measurement, measuring, metal, meter, natural, nobody, object, oil, part, people, physical, pipe, pipeline, power, pressure, pump, steel, technology, temperature, tool, tube, valve, water, work,