 |
| |||
| дежурное отопление | |||
|
basic heating : 4 phrases in 4 subjects |
| Combustion gas turbines | 1 |
| Energy industry | 1 |
| General | 1 |
| Refrigeration | 1 |
|
| |||
| дежурное отопление | |||
|
basic heating : 4 phrases in 4 subjects |
| Combustion gas turbines | 1 |
| Energy industry | 1 |
| General | 1 |
| Refrigeration | 1 |