estria : 54 phrases in 15 subjects |
Chemistry | 2 |
Communications | 1 |
Earth sciences | 1 |
Electronics | 4 |
Finances | 1 |
General | 2 |
Industry | 9 |
Mechanic engineering | 6 |
Medical | 7 |
Metallurgy | 14 |
Natural sciences | 1 |
Piezoelectric crystals | 1 |
Sound recording | 1 |
Technology | 1 |
Transport | 3 |