commutateur : 286 phrases in 20 subjects |
Communications | 81 |
Cultural studies | 1 |
Earth sciences | 2 |
Electric traction | 3 |
Electricity generation | 1 |
Electronics | 109 |
General | 1 |
Industry | 1 |
Information technology | 46 |
Life sciences | 1 |
Mechanic engineering | 1 |
Metallurgy | 3 |
Microsoft | 6 |
Patents | 2 |
Power system protection | 1 |
Rail transport | 3 |
Telecommunications | 3 |
Telegraphy | 4 |
Telephony | 9 |
Transport | 8 |