ground protection: 51 phrases in 16 subjects |
Automatic control | 1 |
Construction | 2 |
Ecology | 2 |
Electrical engineering | 6 |
Electronics | 4 |
Energy industry | 1 |
Firefighting and fire-control systems | 1 |
Makarov | 5 |
Measuring instruments | 4 |
Nautical | 1 |
Oil / petroleum | 1 |
Power system protection | 1 |
Programming | 2 |
Technology | 18 |
Telecommunications | 1 |
Transport | 1 |