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circuit non : 47 phrases in 13 subjects |
| Automated equipment | 4 |
| Chemistry | 5 |
| Communications | 1 |
| Computers | 7 |
| Earth sciences | 1 |
| Electrical engineering | 2 |
| Electronics | 9 |
| Information technology | 12 |
| Mechanic engineering | 1 |
| Power lines | 2 |
| Power system protection | 1 |
| Telecommunications | 1 |
| Transport | 1 |