offshore-oil

常见例句

• Casing tieback is a special technology usually used in offshore drilling.
  套管回接技术为海洋石油钻井工程的一项特殊钻井工艺技术。
• Oil tanker shipwreck, as well as exploiting oil field at sea, are important polluting sources.
  除了油船海难事故所造成的海洋石油污染之外，海上油田开发是另一个重要的污染源。
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