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| 多 螺纹: 23 phrases in 8 subjects |
| Automobiles | 3 |
| Chemistry | 1 |
| General | 2 |
| Ichthyology | 1 |
| Mechanic engineering | 1 |
| Oil / petroleum | 1 |
| Plastics | 3 |
| Technology | 11 |
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