Ключевые слова: abstract, arrangement, background, bakelite, board, card, circuit, circuitry, closeup, computer, conductor, connection, contact, designation, device, electrical, electronics, focus, geometrical, green, hardened, insulation, laminated, letter, macro, modern, narrow, notation, numeral, paper, part, pattern, printed, radio, resistor, shot, symbol, technology, texture, track, turbonit,