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associated data |
关联数据 : 31 phrases in 13 subjects |
Air defense | 2 |
Aviation | 4 |
Cartography | 1 |
Corporate governance | 1 |
Cryptography | 2 |
Electronics | 4 |
Geophysics | 1 |
Logistics | 1 |
Oil / petroleum | 1 |
Project management | 1 |
Securities | 1 |
Space | 10 |
Telecommunications | 2 |