Ключевые слова: abstract, background, bar, bronze, building material, cable, close up, closeup, construction, copper, copper rods, cylinder, design, detail, electricity, element, energy, engineering, ground, heavy, industrial, industrial material, industry, ingot, manufacturing, material, metal, metal rods, metallic, pattern, pile, production, raw, resource, rod, round, shiny, solid, stack, supply, surface, technology, texture, trade, wire,