предельное напряжение: 35 phrases in 16 subjects |
Accumulators | 1 |
Antennas and waveguides | 1 |
Computers | 2 |
Construction | 3 |
Electrical engineering | 1 |
Electronics | 5 |
Machine components | 3 |
Metallurgy | 2 |
Microelectronics | 1 |
Oil / petroleum | 5 |
Radio | 1 |
Road works | 3 |
Shipbuilding | 1 |
Silicate industry | 3 |
Sports | 1 |
Water supply | 2 |