 |
| |||
| spectrum distribution | |||
| spectral concentration | |||
| spectral distribution | |||
| distribuzione spettrale: 17 phrases in 6 subjects |
| Astronomy | 3 |
| Communications | 5 |
| Earth sciences | 2 |
| Electronics | 5 |
| Lighting other than cinema | 1 |
| Mathematics | 1 |
|
| |||
| spectrum distribution | |||
| spectral concentration | |||
| spectral distribution | |||
| distribuzione spettrale: 17 phrases in 6 subjects |
| Astronomy | 3 |
| Communications | 5 |
| Earth sciences | 2 |
| Electronics | 5 |
| Lighting other than cinema | 1 |
| Mathematics | 1 |