 |
| |||
| outer generating lines of the a tube | |||
| образующая трубы: 8 phrases in 7 subjects |
| Ecology | 1 |
| Energy industry | 1 |
| Makarov | 1 |
| Mathematics | 2 |
| Shipbuilding | 1 |
| Technology | 1 |
| Thermal engineering | 1 |
|
| |||
| outer generating lines of the a tube | |||
| образующая трубы: 8 phrases in 7 subjects |
| Ecology | 1 |
| Energy industry | 1 |
| Makarov | 1 |
| Mathematics | 2 |
| Shipbuilding | 1 |
| Technology | 1 |
| Thermal engineering | 1 |