 |
| |||
| auger; drill | |||
| |||
| bore-bit | |||
| trepan | |||
| bone drill; bone perforator; perforator | |||
| drilling bit | |||
| mortise chisel | |||
| borer; drill | |||
| trephine | |||
| bit; drill bit; auger | |||
| hand drill; jumper; jumping drill; miner's drill; percussion drill | |||
| |||
| bits hand tools | |||
|
trepan : 122 短语, 16 学科 |
| 一般 | 22 |
| 农业 | 3 |
| 冶金 | 40 |
| 医疗器械 | 8 |
| 医疗的 | 8 |
| 卫生保健 | 3 |
| 地质学 | 1 |
| 建造 | 6 |
| 技术 | 2 |
| 木材加工 | 2 |
| 机械工程 | 6 |
| 煤炭 | 8 |
| 生命科学 | 4 |
| 石油/石油 | 6 |
| 行业 | 1 |
| 运输 | 2 |