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| 电子管理系统 | |||
| electronic management system: 16 phrases in 8 subjects |
| Air defense | 2 |
| Automobiles | 1 |
| Aviation | 3 |
| Cryptography | 1 |
| Electronics | 4 |
| Librarianship | 2 |
| Project management | 1 |
| Space | 2 |
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