Through geologic reconnaissance on the site, shallow layer drilling analysis and multicomponent seismic experiments, the offshore acquisition flows are designed.

通过现场地质勘测，以及浅层钻井分析及多波地震试验，确定了海上采集流程。

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In offshore exploration activities, 3d seismic data acquisition always lasts for half to one year.

在海上油气勘探中，三维地震资料的采集通常会持续半年甚至一年。

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As the largest prospective offshore acquisition by a Chinese company, emphasis has understandably been placed on the 900 million barrels CNOOC will add to its 3.3bn proved reserves.

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