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Terms for subject Engineering geology containing drill stem | all forms | exact matches only | in specified order only
| English | Chinese |
| drill stem permeability test | 钻杆接地层渗透性试验 |
| drill stem test | 钻杆试验 |
| percussion drill stem | 冲击钻杆 |
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| English | Chinese |
| drill stem permeability test | 钻杆接地层渗透性试验 |
| drill stem test | 钻杆试验 |
| percussion drill stem | 冲击钻杆 |