Ключевые слова: background, bearing, below, blue, cable, cement, civilization, column, construction, consumption, current, danger, direct, distribution, electrical, electricity, energy, engineering, hanging, high, hung, industry, insulator, light, line, machinery, metal, model, outdoors, pillar, plant, power, reinforced, reliance, round, sample, shadow, strength, substation, sunset, support, technology, template, tower, transformer, voltage, wire,