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地址 组 : 37 phrases in 11 subjects |
| Air defense | 1 |
| Aviation | 1 |
| Computer networks | 7 |
| Computers | 2 |
| Electronics | 6 |
| Information technology | 8 |
| Multimedia | 1 |
| Project management | 1 |
| Shipbuilding | 1 |
| Space | 5 |
| Telecommunications | 4 |
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