 |
| |||
| standard light source; standard light source (первичный); standard of light | |||
| photometric standard | |||
| световой эталон: 14 phrases in 6 subjects |
| Construction | 1 |
| Makarov | 2 |
| Mass media | 3 |
| Metrology | 3 |
| Technology | 3 |
| Telecommunications | 2 |
|
| |||
| standard light source; standard light source (первичный); standard of light | |||
| photometric standard | |||
| световой эталон: 14 phrases in 6 subjects |
| Construction | 1 |
| Makarov | 2 |
| Mass media | 3 |
| Metrology | 3 |
| Technology | 3 |
| Telecommunications | 2 |