air line: 23 phrases in 13 subjects |
Aviation | 1 |
Construction | 1 |
General | 1 |
Health care | 5 |
Labor law | 2 |
Life sciences | 1 |
Materials science | 1 |
Mechanic engineering | 1 |
Natural resourses and wildlife conservation | 1 |
Technology | 3 |
Telecommunications | 1 |
Trade unions | 1 |
Transport | 4 |