Ключевые слова: building, closeup, construction, control, discharge, energy, engineering, equipment, factory, fastening of pipes, gas, gate, gauge, house, indoors, industrial, industry, interior, machining, manometer, measure, measurement, metal, modern, old, on a wall, part, pipe, pipeline, piping, plastic, plastic pipe, plumbing, plumbing fixtures, power, pressure, process, production, pump, steel, structure, system, technology, the crane, tool, tube, valve, wall, water, work,