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Terms for subject Oil / petroleum containing double cone | all forms | exact matches only | in specified order only
| English | Chinese |
| double cone bit | 双锥型钻头 |
| double cone insert | 双锥形硬合金镶齿 |
| double cone matrix bit | 双锥型胎体钻头 |
| double cone profile | 双锥型剖面 |
| double cone with stepped configuration | 双锥阶梯型 |