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backward signal (oleg.vigodsky); backwards signal (oleg.vigodsky) |
сигнал в обратном направлении : 33 phrases in 8 subjects |
Communications | 1 |
Electronics | 1 |
Information technology | 1 |
Mass media | 20 |
Military | 1 |
Programming | 1 |
Technology | 2 |
Telecommunications | 6 |