master frequency
| control instrument
| master frequency | |
| comp. | fréquence de référence |
| control instrument | |
| med.appl. | instrument de contrôle |
| control instruments | |
| gen. | instruments de commande |
| |||
| fréquence de référence | |||
| fréquence pilote | |||
|
master frequency : 6 phrases in 5 subjects |
| Automated equipment | 1 |
| Electronics | 2 |
| General | 1 |
| Industry | 1 |
| Measuring instruments | 1 |