Ключевые слова: agriculture, buffer, building, canal, concrete, control, diameter, dirty canal, equipment, expander, fabrication, factory, fence, fields, generation, group, heat, house, huge, indoors, industrial, industry, installation, insulation, irrigation, large, level, maintenance, manufacturing, nobody, object, pipe, pipes, pressure, pump, pumping, pumping station, regime, reservoir, river, set, sluice, station, system, thermal, top, valve, view, water, working,