 |
| régimen permanente: 24 phrases in 13 subjects |
| Agriculture | 1 |
| Automatic control | 1 |
| Cables and cable production | 1 |
| Communications | 3 |
| Computer numerical control | 5 |
| Earth sciences | 1 |
| Electronics | 3 |
| Insurance | 1 |
| Measuring instruments | 1 |
| Mechanic engineering | 1 |
| Power system protection | 1 |
| Reliability | 4 |
| Thermal Energy | 1 |