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Data reduction : 153 phrases in 26 subjects |
Agriculture | 2 |
Air defense | 2 |
Automobiles | 2 |
Aviation | 18 |
Business | 2 |
Computer networks | 2 |
Computer numerical control | 1 |
Computers | 2 |
Earth sciences | 8 |
Economy | 3 |
Electronics | 30 |
Engineering geology | 1 |
General | 1 |
Geology | 1 |
Geophysics | 9 |
Information technology | 7 |
Mathematics | 1 |
Metallurgy | 2 |
Military | 2 |
Oil / petroleum | 1 |
Project management | 1 |
Shipbuilding | 1 |
Space | 16 |
Technology | 35 |
Telecommunications | 2 |
Wind Energy | 1 |