 |
| |||
| двигатель шаровой мельницы (Alexander Boyko) | |||
| кольцевой двигатель (Aleksandr V) | |||
| ring motor: 14 phrases in 7 subjects |
| Automated equipment | 1 |
| Aviation | 1 |
| General | 1 |
| Nautical | 1 |
| Oilfields | 1 |
| Photography | 1 |
| Technology | 8 |
|
| |||
| двигатель шаровой мельницы (Alexander Boyko) | |||
| кольцевой двигатель (Aleksandr V) | |||
| ring motor: 14 phrases in 7 subjects |
| Automated equipment | 1 |
| Aviation | 1 |
| General | 1 |
| Nautical | 1 |
| Oilfields | 1 |
| Photography | 1 |
| Technology | 8 |