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| 差异分析 | |||
| 变动分析 | |||
| variation analysis: 15 phrases in 10 subjects |
| Animal husbandry | 3 |
| Aviation | 2 |
| Business | 1 |
| Drilling | 1 |
| Ecology | 1 |
| Economy | 3 |
| Management | 1 |
| Mathematics | 1 |
| Mining | 1 |
| Oil / petroleum | 1 |
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