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| Wiederhersteller; Restauratorin f; Restaurator m (A person who repairs objects, attempting to return them as closely as possible to their original condition) | |||
| Erneuerer m; Desoxydationsmittel n; Mittel zum Entfärben; Reduktionsmittel n | |||
| Sanierer m (Andrey Truhachev) | |||
| Konservator m; Restaurator m | |||
| restorer: 15 phrases in 8 subjects |
| Antennas and waveguides | 2 |
| Art | 1 |
| Communications | 2 |
| Construction | 1 |
| Electronics | 3 |
| General | 2 |
| Microelectronics | 1 |
| Радиоактивное излучение | 3 |