| |||
| calibration de la fréquence | |||
|
frequency calibration : 9 phrases in 5 subjects |
| Automated equipment | 2 |
| Electronics | 4 |
| Measuring instruments | 1 |
| Transport | 1 |
| United Nations | 1 |
| |||
| calibration de la fréquence | |||
|
frequency calibration : 9 phrases in 5 subjects |
| Automated equipment | 2 |
| Electronics | 4 |
| Measuring instruments | 1 |
| Transport | 1 |
| United Nations | 1 |