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central data systems; central data subsystem; central data subsystems | |||
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central data system |
中央 数据 系统 : 20 phrases in 8 subjects |
Aviation | 5 |
Business | 1 |
Desert science | 1 |
Electronics | 3 |
Geophysics | 2 |
International trade | 1 |
Shipbuilding | 1 |
Space | 6 |