émetteur-récepteur: 120 phrases in 16 subjects |
Aviation | 5 |
Communications | 52 |
Computers | 7 |
Earth sciences | 2 |
Education | 1 |
Electronics | 5 |
General | 10 |
Information technology | 18 |
Metallurgy | 1 |
Natural resourses and wildlife conservation | 1 |
Patents | 3 |
Remote sensing | 2 |
Technology | 3 |
Telecommunications | 1 |
Transport | 8 |
United Nations | 1 |