punto di riferimento : 46 phrases in 14 subjects |
Commerce | 1 |
Communications | 9 |
Earth sciences | 1 |
Electronics | 3 |
General | 1 |
Information technology | 2 |
Life sciences | 3 |
Medical | 3 |
Natural sciences | 4 |
Physical sciences | 4 |
Piezoelectric crystals | 1 |
Statistics | 1 |
Technology | 1 |
Transport | 12 |