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nivel sonoro : 20 phrases in 12 subjects |
| Communications | 1 |
| Earth sciences | 1 |
| Electronics | 4 |
| Environment | 2 |
| Finances | 1 |
| General | 1 |
| Health care | 5 |
| Law | 1 |
| Measuring instruments | 1 |
| Occupational health & safety | 1 |
| Statistics | 1 |
| Technology | 1 |
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