 |
| |||
| сбор мокрой стружки | |||
| wet collection: 3 phrases in 3 subjects |
| Energy industry | 1 |
| Natural resourses and wildlife conservation | 1 |
| Thermal engineering | 1 |
|
| |||
| сбор мокрой стружки | |||
| wet collection: 3 phrases in 3 subjects |
| Energy industry | 1 |
| Natural resourses and wildlife conservation | 1 |
| Thermal engineering | 1 |