 |
| concentratore: 74 phrases in 16 subjects |
| Agriculture | 1 |
| Antennas and waveguides | 1 |
| Chemistry | 4 |
| Communications | 10 |
| Earth sciences | 1 |
| Electronics | 10 |
| Energy industry | 14 |
| Environment | 4 |
| General | 2 |
| Information technology | 11 |
| Life sciences | 10 |
| Radio | 1 |
| Telecommunications | 1 |
| Telegraphy | 2 |
| Telephony | 1 |
| Thermal Energy | 1 |