 |
| |||
| wavelength in vacuum | |||
| free-space wavelength; primary standard wavelength | |||
| vacuum wavelength | |||
| длина волны в вакууме: 5 phrases in 3 subjects |
| Makarov | 1 |
| Mass media | 1 |
| Metrology | 3 |
|
| |||
| wavelength in vacuum | |||
| free-space wavelength; primary standard wavelength | |||
| vacuum wavelength | |||
| длина волны в вакууме: 5 phrases in 3 subjects |
| Makarov | 1 |
| Mass media | 1 |
| Metrology | 3 |