Ключевые слова: boiler, boilerhouse, building, construction, electricity, energy, engineering, equipment, gas, gauge, generation, heat, heater, heating, hot, hvac, indicator, indoors, industrial, industry, insulation, interior, line, machine, maintenance, manometer, measurement, meter, oil, pipe, pipe line, pipeline, plant, plumbing, power, pressure, pump, room, service, steam, system, technology, thermostat, tube, valve, vehicle, vessel, water, water circulation,