 |
| |||
| ice navigation (Violetta-Konfetta); navigation in ice-covered waters (Canada Violetta-Konfetta) | |||
| плавание судов во льдах: 4 phrases in 3 subjects |
| Nautical | 2 |
| Navigation | 1 |
| Oceanography & oceanology | 1 |
|
| |||
| ice navigation (Violetta-Konfetta); navigation in ice-covered waters (Canada Violetta-Konfetta) | |||
| плавание судов во льдах: 4 phrases in 3 subjects |
| Nautical | 2 |
| Navigation | 1 |
| Oceanography & oceanology | 1 |