Ключевые слова: architecture, background, bar, building, column, construct, construction, engineering, gray, group, industrial, industry, iron, lines, material, material for constructions, mesh, metal, metal bars, metal rolling, metal structures, metallic, metallurgy, new, parallel, pattern, production, rail, raw, reinforced, reinforcement, reinforcing, rod, rods, rusty, shiny, steel, storage, strong, structure, support, texture,