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| оптическое стекловолокно | |||
| оптическое волокно; световод; светопровод; стекловолоконный световод | |||
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| световод | |||
| optical glass fiber: 39 phrases in 7 subjects |
| Cables and cable production | 26 |
| Computer networks | 2 |
| Makarov | 1 |
| Mass media | 2 |
| Nanotechnology | 1 |
| Silicate industry | 6 |
| Technology | 1 |