surge voltage: 48 phrases in 12 subjects |
Astronautics | 1 |
Automated equipment | 2 |
Construction | 1 |
Electrical engineering | 6 |
Electrochemistry | 1 |
Electronics | 6 |
Energy industry | 2 |
General | 1 |
Makarov | 6 |
Security systems | 2 |
Technology | 18 |
Telecommunications | 2 |