Ключевые слова: aeration, air, air conditioning, array, backdrop, background, building, circulation, cleaning, cold, conditioner, construction, cool, cooling, dust, electric, electricity, fan, filter, filters, fresh, grating, grid, heat, household, industrial, industry, lattice, mesh, metal, pipe, power, supply, systems, temperature, texture, textured, trellis, ventilation, ventilation system, warm, white,