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二次水 : 70 phrases in 12 subjects |
| Agriculture | 1 |
| Drilling | 1 |
| Earth sciences | 5 |
| Electronics | 3 |
| Engineering geology | 1 |
| General | 2 |
| Metallurgy | 21 |
| Oil / petroleum | 5 |
| Refrigeration | 2 |
| Technology | 25 |
| Textile industry | 1 |
| Water resources | 3 |
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