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| off-shore drilling | |||
| marine drilling; offshore drilling | |||
| off-shore boring | |||
| drilling at the sea; offshore boring; sea boring offshore drilling | |||
|
海 上钻探 : 51 phrases in 5 subjects |
| Earth sciences | 1 |
| Engineering geology | 2 |
| Environment | 1 |
| Oil / petroleum | 1 |
| Technology | 46 |
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