 |
| |||
| insulation depreciation; winding deterioration (напр., изоляции статора турбогенератора Pothead); ageing of insulation (Rozik) | |||
| deterioration of insulation; insulation depreciation | |||
| insulation aging (Sagoto) | |||
| старение изоляции: 2 phrases in 1 subject |
| Makarov | 2 |