 |
| |||
| сепарационный воздух (I. Havkin) | |||
| separating air: 4 phrases in 4 subjects |
| Oilfields | 1 |
| Shipbuilding | 1 |
| Technology | 1 |
| Thermal engineering | 1 |
|
| |||
| сепарационный воздух (I. Havkin) | |||
| separating air: 4 phrases in 4 subjects |
| Oilfields | 1 |
| Shipbuilding | 1 |
| Technology | 1 |
| Thermal engineering | 1 |