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| 钻镗孔刀具 | |||
| 凿岩工具 | |||
| 钻具 | |||
| 钻孔工具 | |||
| 击探钻具; 钻探工具; 钻孔刀具 | |||
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drilling tool : 47 phrases in 9 subjects |
| Automobiles | 1 |
| Drilling | 6 |
| Electric machinery | 1 |
| Engineering geology | 7 |
| Explosives and Explosive Ordnance Disposal | 1 |
| Geophysics | 1 |
| Oil / petroleum | 9 |
| Rail transport | 1 |
| Technology | 20 |
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