säde: 51 phrases in 13 subjects |
Communications | 2 |
Earth sciences | 10 |
Electronics | 17 |
Environment | 5 |
Information technology | 1 |
Life sciences | 5 |
Mechanic engineering | 2 |
Metallurgy | 1 |
Natural sciences | 1 |
Physical sciences | 3 |
Scientific | 1 |
Technology | 2 |
Transport | 1 |