Ключевые слова: backgrounds, box, buttons, cable, chains, clamp, cold, component, computer, connection, construction, control, electric, electrical, electrician, electricity, electronics, energy, engineer, equipment, flash, fuse, fusebox, hands, hydro, hydroelectric, industry, intensity, light, line, machinery, metal, meter, multimeter, network, panel, plant, power, repairing, row, striped, supply, switch, technician, technology, tester, textured, tool, tube, work,