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| сеть волоконно-оптической связи; сеть волоконно- оптической связи | |||
| сеть оптической связи | |||
| сеть волоконнооптической связи | |||
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optical net : 5 phrases in 5 subjects |
| Chemistry | 1 |
| Electrical engineering | 1 |
| Information technology | 1 |
| Medical appliances | 1 |
| Security systems | 1 |
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