работоспособность: 67 phrases in 20 subjects |
Astronautics | 1 |
Aviation | 4 |
Business | 3 |
Computers | 4 |
Construction | 2 |
Dentistry | 1 |
Electronics | 1 |
General | 1 |
Hydraulic engineering | 2 |
Information technology | 5 |
Mechanic engineering | 1 |
Microsoft | 22 |
Mining | 4 |
Oil and gas technology | 1 |
Programming | 1 |
Quality control and standards | 1 |
Radio | 3 |
Technology | 6 |
Trucks/Lorries | 3 |
United Nations | 1 |