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| underlying data | |||
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| 基础 数据: 26 phrases in 9 subjects |
| Aviation | 1 |
| Cryptography | 1 |
| Earth sciences | 1 |
| Nuclear and fusion power | 1 |
| Securities | 1 |
| Statistics | 2 |
| Technology | 7 |
| Telecommunications | 1 |
| United Nations | 11 |
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