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盘段 : 15 phrases in 9 subjects |
| Automobiles | 2 |
| Construction | 1 |
| Electronics | 1 |
| Finances | 3 |
| Metallurgy | 3 |
| Multimedia | 1 |
| Oil / petroleum | 1 |
| Securities | 2 |
| Technology | 1 |
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