Ключевые слова: analyzing, automatic, battery, button, circuit, control, device, digital, display, electric, electrical, electricity, electronic, electronics, engineering, equipment, exhibition, experiment, gauge, industrial, industry, instrument, lab, laboratory, measure, measurement, meter, modern, monitor, monitoring, panel, power, probe, research, safety, science, screen, signal, store, supply, switch, system, technology, test, tester, tool, volt, voltage, watt,