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Terms containing rotary percussion boring | all forms | exact matches only | in specified order only
| Subject | English | Chinese |
| eng.geol. | rotary percussion boring | 旋转冲击钻探 |
| eng.geol. | rotary percussion boring rig | 回转冲击钻机 |
| tech. | rotary percussion boring rig | 旋转冲击钻 |