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| optoelektronisch | |||
| optronisch | |||
| optisch-elektronisch | |||
| оптоэлектронный: 106 phrases in 9 subjects |
| Automated equipment | 2 |
| Aviation | 1 |
| Computers | 4 |
| Electronics | 11 |
| Information technology | 1 |
| Medical appliances | 9 |
| Microelectronics | 38 |
| Quantum electronics | 25 |
| Technology | 15 |