 |
| |||
| бесцветный смотровой щиток (защитного шлема) | |||
| clear visor: 4 phrases in 3 subjects |
| Astronautics | 2 |
| Firefighting and fire-control systems | 1 |
| Occupational health & safety | 1 |
|
| |||
| бесцветный смотровой щиток (защитного шлема) | |||
| clear visor: 4 phrases in 3 subjects |
| Astronautics | 2 |
| Firefighting and fire-control systems | 1 |
| Occupational health & safety | 1 |