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сигнал прямоугольной формы; прямоугольный сигнал |
wave signal: 37 phrases in 14 subjects |
Automated equipment | 2 |
Electronics | 3 |
Geophysics | 3 |
Household appliances | 1 |
Makarov | 7 |
Mass media | 6 |
Medical appliances | 1 |
Metrology | 1 |
Military | 1 |
Nautical | 2 |
Navigation | 2 |
Radio | 1 |
Technology | 3 |
Telecommunications | 4 |