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| 钻井; 钻油井 | |||
| 钻孔; 挖洞; 打井; 打孔; 成孔 | |||
| 进尺【岩】 | |||
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make hole : 8 phrases in 6 subjects |
| Ceramics | 1 |
| Dentistry | 1 |
| Drilling | 1 |
| Economy | 2 |
| Explosives and Explosive Ordnance Disposal | 1 |
| General | 2 |
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