variable frequency
| input control
| variable frequency abbr. | |
| earth.sc. el. | muuttuva taajuus |
| input control abbr. | |
| IT | tallentamisen valvonta |
| |||
| muuttuva taajuus | |||
|
variable frequency : 3 phrases in 2 subjects |
| Electronics | 2 |
| Mechanic engineering | 1 |