Ключевые слова: cables, circuitry, control panel, control system, electrical, electrical wiring, electrical work, electrician, electronics, engineering, equipment, expertise, focused, handson, indoor, industry, installation, maintenance, occupation, power, precision, professional, repair, safety, setup, skill, specialist, system, technical, technical expertise, technical skills, technical work, technician, technician at work, technician working, technology, tools, wiring, working, workplace,