Subject: to retrofill MIDEL 7131 (диэлектрическая изоляционная жидкость) is used to retrofill PCB and mineral oil filled distribution transformers.
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Retrofill means to remove PCB or PCB-contaminated dielectric fluid and to replace it with either PCB, PCB-contaminated, or non-PCB dielectric fluid. |
спасибо! а можно попросить ссылку источника, на будущее? |
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