| |||
| spectral measurement (igisheva); measurement (igisheva) | |||
| |||
| spectrographic studies | |||
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спектрографическое исследование : 2 phrases in 2 subjects |
| Astronautics | 1 |
| Technology | 1 |
| |||
| spectral measurement (igisheva); measurement (igisheva) | |||
| |||
| spectrographic studies | |||
|
спектрографическое исследование : 2 phrases in 2 subjects |
| Astronautics | 1 |
| Technology | 1 |