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| precession | |||
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precessione : 20 phrases in 9 subjects |
| Astronomy | 7 |
| Communications | 1 |
| Computer numerical control | 1 |
| Earth sciences | 3 |
| Electronics | 1 |
| Measuring instruments | 1 |
| Mechanic engineering | 1 |
| Physical sciences | 4 |
| Transport | 1 |
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