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| reduction of occultations | |||
| обработка покрытий: 59 phrases in 14 subjects |
| Automobiles | 1 |
| Construction | 6 |
| Electrochemistry | 7 |
| Electronics | 2 |
| Laser medicine | 1 |
| Makarov | 2 |
| Mass media | 1 |
| Metallurgy | 1 |
| Military | 8 |
| Road works | 22 |
| Technology | 3 |
| Trade classification | 2 |
| Transport | 2 |
| Wire drawing | 1 |