 |
| |||
| composite ablator | |||
| композиционный абляционный материал: 5 phrases in 2 subjects |
| Aviation | 1 |
| Firefighting and fire-control systems | 4 |
|
| |||
| composite ablator | |||
| композиционный абляционный материал: 5 phrases in 2 subjects |
| Aviation | 1 |
| Firefighting and fire-control systems | 4 |