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| 钻削试验 | |||
| 钻孔试验; 钻孔调查 | |||
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boring test : 19 phrases in 8 subjects |
| Drilling | 1 |
| Ecology | 1 |
| Electronics | 1 |
| General | 2 |
| Hydroelectric power stations | 2 |
| Oil / petroleum | 3 |
| Shipbuilding | 1 |
| Technology | 8 |
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