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| 累积曲线 | |||
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total curve : 23 phrases in 10 subjects |
| Business | 2 |
| Commerce | 1 |
| Economy | 4 |
| Hydrology | 2 |
| Mathematics | 1 |
| Nautical | 1 |
| Oil / petroleum | 1 |
| Refrigeration | 1 |
| Technology | 9 |
| Water resources | 1 |
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