Ключевые слова: accuracy, alarm clock, bar, black, bright, closeup, compression, copper, detail, figures, gage, gaging, gas, gasline, gaslines, gaswell, gauge, gauging, graduation, indication, industrial, industry, instrument, instrumentation, isolated, kpa, macro, manometer, measure, measurement, measuring, metal, meter, metering, needle, pipe, pipeline, pipes, precision, pressure, scale, scales, screws, silver, stainless, steel, technic, technical, thread,