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temps mort : 23 phrases in 10 subjects |
| Communications | 2 |
| Earth sciences | 8 |
| Economy | 1 |
| Electronics | 6 |
| Industry | 1 |
| Information technology | 1 |
| Labor law | 1 |
| Materials science | 1 |
| Measuring instruments | 1 |
| Transport | 1 |
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