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先进数据系统 | |||
自动数据系统 | |||
自动化数据系统 | |||
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海岸和大地测量自动化数据系统 |
automated data system : 57 phrases in 9 subjects |
Air defense | 3 |
Aviation | 15 |
Desert science | 2 |
Earth sciences | 5 |
Electronics | 10 |
International Monetary Fund | 6 |
Space | 8 |
Technology | 6 |
Telecommunications | 2 |