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| 成〔呈〕椭圆形 | |||
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elliptically : 14 phrases in 8 subjects |
| Air defense | 4 |
| Earth sciences | 1 |
| Electronics | 1 |
| Geophysics | 1 |
| Information technology | 1 |
| Mathematics | 1 |
| Space | 3 |
| Technology | 2 |
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