 |
| |||
| Douglas sea and swell scale; sea scale; swell conditions scale; swell scale; sea and swell scale | |||
| Douglas Sea Scale (Ying) | |||
| шкала степени волнения моря: 2 do fraz, 1 tematyki |
| Morski | 2 |
|
| |||
| Douglas sea and swell scale; sea scale; swell conditions scale; swell scale; sea and swell scale | |||
| Douglas Sea Scale (Ying) | |||
| шкала степени волнения моря: 2 do fraz, 1 tematyki |
| Morski | 2 |