 |
| |||
| bob; nicker | |||
| broach | |||
| bit reamer; diffuser; enlarging head; expansion cutter; reamer shell; reaming ring; reaming shell | |||
| bore | |||
| hole expander | |||
| reamer | |||
| hole reamer; hole rimer | |||
| expander | |||
| bit reaming shell (细粒金刚石); expansion bit; hole opener; hole sizer; opening bit; quid; rod reaming shell; rod shell; widener | |||
| |||
| bore | |||
| |||
| bob | |||
| |||
| bob | |||
| 扩孔器: 90 phrases in 11 subjects |
| Earth sciences | 5 |
| Engineering geology | 4 |
| General | 1 |
| Mechanic engineering | 1 |
| Nautical | 1 |
| Oil / petroleum | 10 |
| Otorhinolaryngology | 1 |
| Shipbuilding | 1 |
| Technology | 64 |
| Tools | 1 |
| Water resources | 1 |