Ключевые слова: adjusting, adult, alternating, ammeter, automated, automation, background, black, board, box, bulb, business, button, cabinet, cable, construction, control, device, electric, electrical, electricity, electronic, energy, engineer, equipment, factory, industrial, industry, instrument, interior, line, machine, monitor, obsolete, old, panels, plant, power, safety, switch, system, technical, technology, texture, tool, up, vintage, white, yellow,