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开放 源 : 19 phrases in 11 subjects |
| Air defense | 1 |
| Aviation | 1 |
| Computer networks | 1 |
| Cryptography | 1 |
| Electronics | 2 |
| Information technology | 2 |
| Librarianship | 2 |
| Multimedia | 3 |
| Name of organization | 2 |
| Project management | 1 |
| Statistics | 3 |
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