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blue energy power electricity electric power steel voltage mast current mast
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Keywords: blue, cable, conduction, current, electric, electricity, energy, engineering, firmament, high, infrastructure, isolatoren, lattice, line, mast, open, open-wire, pole, power, red, signalfarbe, sky, stahlfachwerkmast, steel, supply, tension, tragmast, transmission, voltage, wire, wires