Ключевые слова: blue, board, cardboard, charge, chip, circuit, color, component, computer, concept, control, device, digital, digitally, diode, electrical, electronics, finger, gloves, gold, golden, green, hand, image, industry, modern, new, pack, pin, quality, refraction, science, silver, soldering, technician, technique, technology, transistor, tweezers, unit, white, yellow,