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| 回转 泵: 46 phrases in 9 subjects |
| Chemistry | 4 |
| Compressors | 1 |
| Construction | 2 |
| General | 1 |
| Hydroelectric power stations | 2 |
| Metallurgy | 11 |
| Nautical | 1 |
| Oil / petroleum | 2 |
| Technology | 22 |
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