| |||
| инверсная схема | |||
| противоточная система | |||
|
countercurrent system : 3 phrases in 3 subjects |
| Mathematics | 1 |
| Metallurgy | 1 |
| Technology | 1 |
| |||
| инверсная схема | |||
| противоточная система | |||
|
countercurrent system : 3 phrases in 3 subjects |
| Mathematics | 1 |
| Metallurgy | 1 |
| Technology | 1 |