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答 号 : 42 phrases in 13 subjects |
Automobiles | 1 |
Aviation | 1 |
Computer networks | 1 |
Electronics | 7 |
General | 2 |
Geophysics | 2 |
Information technology | 5 |
Military | 1 |
Oil / petroleum | 1 |
Shipbuilding | 1 |
Space | 4 |
Technology | 11 |
Telecommunications | 5 |