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| |||
| centralized network | |||
| crowding screen | |||
| oligarchic network | |||
| 集中 网: 32 phrases in 9 subjects |
| Air defense | 2 |
| Computer networks | 5 |
| Electronics | 7 |
| Information technology | 5 |
| Mathematics | 1 |
| Multimedia | 1 |
| Space | 1 |
| Technology | 3 |
| Telecommunications | 7 |
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