Ключевые слова: abstract, background, building, business, cabinet, cable, clamp, connect, connection, construction, current, design, detail, electric, electricity, energy, engineer, engineering, equipment, facade, focus, hall, industrial, industry, installation, line, metal, nobody, old, planar, power, professional, safety, screw, shiny metal, sling, stainless steel, steel, switch, system, technical, technology, texture, triplex, tube, voltage, wire, wires and cables, work, worker,