Ключевые слова: alloy, armature, bar, beam, blurred, building, built, construction, corrosion, design, detail, engineering, frame, framework, girder, grey, grid, grooved, group, industry, iron, line, material, metal, object, pile, pipe, pipeline, product, profile, rebar, reinforcement, rod, row, rust, selective focus, square, stack, stainless, steel, stock, storage, strong, structure, technology, tube, urban, warehouse, weathered,