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courant de source : 29 phrases in 10 subjects |
| Automated equipment | 1 |
| Communications | 1 |
| Computers | 2 |
| Earth sciences | 6 |
| Electronics | 8 |
| General | 1 |
| Information technology | 2 |
| Natural resourses and wildlife conservation | 1 |
| Power electronics | 3 |
| Welding | 4 |
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