variable frequency
| oscillator
| variable frequency abbr. | |
| gen. | frequência variável |
| oscillator abbr. | |
| el. | oscilador; circuito oscilador |
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| frequência variável | |||
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variable frequency : 5 phrases in 3 subjects |
| Electric traction | 1 |
| Electronics | 3 |
| Mechanic engineering | 1 |