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| protone m | |||
| French thesaurus | |||
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| protection | |||
| proton: 27 phrases in 11 subjects |
| Astronomy | 2 |
| Earth sciences | 7 |
| Electronics | 2 |
| Energy industry | 1 |
| Health care | 1 |
| Information technology | 1 |
| Life sciences | 1 |
| Measuring instruments | 2 |
| Natural sciences | 2 |
| Physical sciences | 7 |
| Physics | 1 |