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| óptisk | |||
| syns... | |||
| оптический: 301 phrase in 17 subjects |
| Astronomy | 1 |
| Cinema equipment | 2 |
| Ecology | 1 |
| Electronics | 5 |
| General | 8 |
| Information technology | 6 |
| Magnetics | 1 |
| Metallurgy | 1 |
| Microsoft | 1 |
| Military | 1 |
| Optics branch of physics | 5 |
| Polygraphy | 5 |
| Robotics | 1 |
| Surveying | 5 |
| Technology | 252 |
| Telecommunications | 2 |
| Television | 4 |