 |
| |||
| спектральная характеристика | |||
| wavelength characteristic: 8 phrases in 6 subjects |
| Electrical engineering | 1 |
| Energy industry | 1 |
| Mass media | 1 |
| Metallurgy | 1 |
| Physics | 1 |
| Technology | 3 |
The server is undergoing maintenance and the site is working in read-only mode. Please check back later.">Add | The server is undergoing maintenance and the site is working in read-only mode. Please check back later.">Report an error
| Get short URL | Language Selection Tips