Ключевые слова: accessories, board, cable, cabling, ceiling, communication, concrete, conductor, conduit, connection, construction, cover, data, duct, electric, electrical, electricity, energy, engineer, engineering, equipment, finishes, floor, hang, industry, install, internet, level, line, mechanical, metal, modern, network, pipe, piping, platform, power, protection, room, soffit, steel, structured, support, system, technology, tray, voltage, wire, wiring, work,