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进序列 : 22 phrases in 12 subjects |
| Agriculture | 1 |
| Air defense | 1 |
| Business | 1 |
| Earth sciences | 1 |
| Economy | 1 |
| Electronics | 5 |
| Information technology | 1 |
| Oil / petroleum | 1 |
| Project management | 1 |
| Space | 5 |
| Technology | 3 |
| Telecommunications | 1 |
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