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| warning system | |||
| warning system Any series of procedures and devices designed to detect sudden or potential threats to persons, property or the environment, often utilizing radar technology | |||
| alarm system | |||
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Warnsystem : 10 phrases, 8 sujets |
| Communications | 1 |
| Environnement | 1 |
| Général | 1 |
| Informatique | 1 |
| Ressources naturelles et conservation de la faune | 1 |
| Soins de santé | 3 |
| Transport | 1 |
| Transport ferroviaire | 1 |