concentratore : 70 phrases in 16 subjects |
Agriculture | 1 |
Antennas and waveguides | 1 |
Chemistry | 4 |
Communications | 11 |
Earth sciences | 1 |
Electronics | 8 |
Energy industry | 9 |
Environment | 1 |
General | 5 |
Information technology | 11 |
Life sciences | 12 |
Radio | 1 |
Telecommunications | 1 |
Telegraphy | 2 |
Telephony | 1 |
Thermal Energy | 1 |