| |||
| Differenzton m; Frequenzunterschied m | |||
|
frequency difference : 10 phrases in 3 subjects |
| Electronics | 8 |
| Measuring instruments | 1 |
| Optics branch of physics | 1 |
| |||
| Differenzton m; Frequenzunterschied m | |||
|
frequency difference : 10 phrases in 3 subjects |
| Electronics | 8 |
| Measuring instruments | 1 |
| Optics branch of physics | 1 |