Ключевые слова: accuracy, bar, capacity, co2, compressed, day, equipment, fabrication, factory, full, gage, gas, gasline, gauge, indicator, industry, installation, instrumentation, labor, lpg, machinery, manometer, manufacturing, measure, measurement, metal, meter, needle, numbers, outdoor, outside, oxygen, pascal, pipe, pipeline, power, pressure, production, protection, psi, refill, safety, scale, steel, technic, technical, vertical,