duplex : 76 phrases in 15 subjects |
Chemistry | 1 |
Communications | 28 |
Cultural studies | 1 |
Earth sciences | 1 |
Electronics | 5 |
Environment | 3 |
Information technology | 11 |
Materials science | 5 |
Mechanic engineering | 3 |
Medical | 5 |
Metallurgy | 6 |
Microsoft | 1 |
Statistics | 1 |
Technology | 3 |
Work flow | 2 |