: 22 phrases in 11 subjects |
Chemistry | 1 |
Communications | 8 |
Earth sciences | 1 |
Electronics | 1 |
Fish farming pisciculture | 3 |
Industry | 1 |
Materials science | 1 |
Mechanic engineering | 3 |
Medical | 1 |
Natural resourses and wildlife conservation | 1 |
Technology | 1 |