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| атмосфера при эксплуатации (Furthermore, the insulation resistance decreases with time, due the natural aging of the insulation material, and in wet and polluted operating ambience. Alexander Demidov) | |||
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| атмосфера при эксплуатации (Furthermore, the insulation resistance decreases with time, due the natural aging of the insulation material, and in wet and polluted operating ambience. Alexander Demidov) | |||