| |||
| скорость распространения пламени | |||
|
flame propagation velocity : 2 phrases in 2 subjects |
| Mathematics | 1 |
| Mechanic engineering | 1 |
| |||
| скорость распространения пламени | |||
|
flame propagation velocity : 2 phrases in 2 subjects |
| Mathematics | 1 |
| Mechanic engineering | 1 |