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| direct lighting (ssn) | |||
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| прямой свет: 43 phrases in 16 subjects |
| Aerohydrodynamics | 1 |
| Architecture | 2 |
| Astronautics | 1 |
| Astronomy | 1 |
| Aviation | 1 |
| Construction | 6 |
| Electronics | 1 |
| General | 5 |
| Makarov | 1 |
| Mass media | 6 |
| Medical | 1 |
| Metrology | 1 |
| Radio | 3 |
| Solar power | 1 |
| Technology | 7 |
| Textile industry | 5 |