Charakteristiken : 33 phrases in 12 subjects |
Antennas and waveguides | 2 |
Communications | 3 |
Earth sciences | 5 |
Electronics | 9 |
Finances | 1 |
Life sciences | 1 |
Mathematics | 1 |
Mechanic engineering | 1 |
Metallurgy | 4 |
Semiconductors | 2 |
Statistics | 3 |
Video recording | 1 |