 |
| |||
| oxygen-enriched air; oxygenized air | |||
| oxygen-enriched air blast; oxygen-enriched combustion air | |||
| обогащённое кислородом дутьё: 5 phrases in 2 subjects |
| Makarov | 1 |
| Metallurgy | 4 |
|
| |||
| oxygen-enriched air; oxygenized air | |||
| oxygen-enriched air blast; oxygen-enriched combustion air | |||
| обогащённое кислородом дутьё: 5 phrases in 2 subjects |
| Makarov | 1 |
| Metallurgy | 4 |