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| index ranking | |||
| 指 数等级: 12 phrases in 10 subjects |
| Agriculture | 1 |
| Air defense | 1 |
| Aviation | 1 |
| Business | 2 |
| Economy | 1 |
| Electronics | 2 |
| Mathematics | 1 |
| Project management | 1 |
| Reproductive biology | 1 |
| Technology | 1 |
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