 |
| расход газа: 10 phrases in 7 subjects |
| Chemistry | 3 |
| General | 1 |
| Medical appliances | 2 |
| Metallurgy | 1 |
| Natural resourses and wildlife conservation | 1 |
| Technology | 1 |
| Welding | 1 |
|
| расход газа: 10 phrases in 7 subjects |
| Chemistry | 3 |
| General | 1 |
| Medical appliances | 2 |
| Metallurgy | 1 |
| Natural resourses and wildlife conservation | 1 |
| Technology | 1 |
| Welding | 1 |