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максимальное напряжение: 29 phrases in 13 subjects |
Antennas and waveguides | 2 |
Aviation | 2 |
Construction | 2 |
Electrical engineering | 1 |
Electronics | 4 |
Geology | 1 |
GOST | 2 |
Hydraulic engineering | 1 |
Mechanic engineering | 1 |
Metallurgy | 1 |
Power electronics | 5 |
Radio | 4 |
Technology | 3 |