frequency standard
of reference
| frequency standard | |
| el. | frequentienormaal; frequentiestandaard |
| |||
| frequentienormaal; frequentiestandaard m | |||
|
frequency standard : 39 phrases in 6 subjects |
| Automated equipment | 1 |
| Communications | 8 |
| Cultural studies | 1 |
| Electronics | 11 |
| Information technology | 2 |
| Technology | 16 |