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| 空间体系 | |||
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spatial system : 25 phrases in 12 subjects |
| Artificial intelligence | 1 |
| Bridge construction | 1 |
| Computer networks | 2 |
| Earth sciences | 8 |
| Ecology | 1 |
| Electronics | 1 |
| Geophysics | 1 |
| Horticulture | 2 |
| Space | 1 |
| Statistics | 1 |
| Technology | 5 |
| Telecommunications | 1 |
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