Ключевые слова: anchor, architecture, background, base, bolt, build, cement, close, closeup, column, concrete, connection, construction, cutout, design, detail, engineering, equipment, fixing, foundation, frame, framework, gray, hardware, heavy, highvoltage, industrial, industry, iron, lamp, light, material, metal, metallic, nut, object, outdoor, pillar, plate, pole, power, screw, steel, structure, structures, support, technology, thread, urban, white,