 |
| |||
| incomplete burning | |||
| неполное сгорание топлива: 9 phrases in 6 subjects |
| Astronautics | 2 |
| Automobiles | 1 |
| Ecology | 1 |
| Electrical engineering | 1 |
| Energy industry | 2 |
| Technology | 2 |
|
| |||
| incomplete burning | |||
| неполное сгорание топлива: 9 phrases in 6 subjects |
| Astronautics | 2 |
| Automobiles | 1 |
| Ecology | 1 |
| Electrical engineering | 1 |
| Energy industry | 2 |
| Technology | 2 |