circuit : 411 phrases in 33 subjects |
Accumulators | 8 |
Antennas and waveguides | 5 |
Automatic control | 3 |
Biotechnology | 2 |
Data processing | 6 |
Economics | 5 |
Electric machinery | 13 |
Electric motors | 27 |
Electric traction | 29 |
Electrical engineering | 13 |
Electricity generation | 18 |
Electronics | 65 |
International Monetary Fund | 2 |
Isolation | 8 |
Law | 6 |
Medical | 1 |
Oil / petroleum | 3 |
Oil and gas technology | 4 |
Piezoelectric crystals | 2 |
Power electronics | 10 |
Power lines | 20 |
Power system protection | 38 |
Radio | 10 |
Radiology | 1 |
Rail transport | 22 |
Semiconductors | 10 |
Sound recording | 1 |
Telecommunications | 35 |
Telegraphy | 24 |
Telephony | 8 |
Thermal Energy | 4 |
Transformers | 3 |
Welding | 5 |