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| оптическое устройство (приспособление, прибор) | |||
| 光器件: 71 phrases in 11 subjects |
| Antennas and waveguides | 3 |
| Aviation | 2 |
| Electric machinery | 1 |
| Electronics | 3 |
| General | 25 |
| Household appliances | 1 |
| Nanotechnology | 3 |
| Oil processing plants | 1 |
| Polygraphy | 1 |
| Technology | 30 |
| Telecommunications | 1 |
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