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частотная характеристика : 163 phrases in 20 subjects |
Aerodynamics | 5 |
Astronomy | 1 |
Automated equipment | 21 |
Automatic control | 9 |
Aviation | 10 |
Chemistry | 3 |
Cinema equipment | 28 |
Computers | 1 |
Electronics | 32 |
Energy industry | 2 |
Energy system | 1 |
Geology | 1 |
Hydraulics | 2 |
Mathematics | 3 |
Microelectronics | 2 |
Quantum electronics | 1 |
Radio | 14 |
Sound recording | 8 |
Statistics | 1 |
Technology | 18 |