combinateur : 74 phrases in 11 subjects |
Antennas and waveguides | 1 |
Automated equipment | 13 |
Communications | 2 |
Earth sciences | 1 |
Electric traction | 7 |
Electronics | 7 |
Measuring instruments | 3 |
Mechanic engineering | 7 |
Municipal planning | 1 |
Rail transport | 1 |
Transport | 31 |