Ключевые слова: aluminium, bushing, cable, compact, connection, danger, distribution, electrical, electricity, energy, environment, equipment, gas, gear, high, hybrid, industrial, inner, insulator, leakage, line, metal, mounting, oring, pad, plant, plates, pole, porcelain, power, professional, safety, sf6, station, steel, structure, substation, supervisor, supply, switch, switchgear, switchyard, terminal, tower, transformer, transmission, tube, voltage, wire, worker,