电源电压: 111 phrases in 14 subjects |
Antennas and waveguides | 1 |
Astronautics | 1 |
Communications | 1 |
Electrical engineering | 1 |
Electronics | 43 |
Energy industry | 1 |
General | 22 |
Microelectronics | 7 |
Oil and gas | 1 |
Oil processing plants | 5 |
Power electronics | 1 |
Radio | 1 |
Technology | 25 |
Telecommunications | 1 |