English thesaurus | |||
| |||
SB |
Spectral : 53 phrases in 13 subjects |
Astronautics | 1 |
Aviation | 2 |
Chemistry | 23 |
Construction | 2 |
Ecology | 1 |
Electronics | 2 |
Environment | 1 |
General | 3 |
ICAO | 1 |
Information technology | 2 |
Mathematics | 5 |
Military | 4 |
Technology | 6 |