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| class of index number | |||
| 指 数分类: 51 phrases in 10 subjects |
| Architecture | 1 |
| Business | 1 |
| Commerce | 2 |
| Economy | 2 |
| Finances | 10 |
| International trade | 1 |
| Oil / petroleum | 1 |
| Project management | 9 |
| Securities | 20 |
| Technology | 4 |
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