ponto de referência : 47 phrases in 13 subjects |
Communications | 11 |
Earth sciences | 1 |
Electronics | 2 |
General | 5 |
Information technology | 2 |
International Monetary Fund | 1 |
Life sciences | 5 |
Medical | 2 |
Natural sciences | 2 |
Physical sciences | 2 |
Piezoelectric crystals | 1 |
Statistics | 3 |
Transport | 10 |