 |
| |||
| air injection | |||
| injection d'air: 10 phrases in 6 subjects |
| Environment | 1 |
| Industry | 1 |
| Mechanic engineering | 1 |
| Medical appliances | 1 |
| Metallurgy | 1 |
| Transport | 5 |
|
| |||
| air injection | |||
| injection d'air: 10 phrases in 6 subjects |
| Environment | 1 |
| Industry | 1 |
| Mechanic engineering | 1 |
| Medical appliances | 1 |
| Metallurgy | 1 |
| Transport | 5 |