 |
| |||
| топочные газы с остаточным теплом (А.Чупахин) | |||
| waste heat gases: 5 phrases in 5 subjects |
| Ecology | 1 |
| Makarov | 1 |
| Natural resourses and wildlife conservation | 1 |
| Shipbuilding | 1 |
| Silicate industry | 1 |
|
| |||
| топочные газы с остаточным теплом (А.Чупахин) | |||
| waste heat gases: 5 phrases in 5 subjects |
| Ecology | 1 |
| Makarov | 1 |
| Natural resourses and wildlife conservation | 1 |
| Shipbuilding | 1 |
| Silicate industry | 1 |