Nautilus's deep-water exploration relies on a modified deep-sea remotely operated vehicle (ROV) of the kind normally used in the oil and telecoms industries.

鹦鹉螺公司的深水开发依赖于一种由普通用在石油和电信工业上的深水远程操作工具改进而来的机器。

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While the sea floor has had significant study, he points out little exploration has been done on this water above the deep floor.

他指出尽管对海床有丰富的研究，但针对海床上的水却甚少探索。

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It has taken advantage of this expertise in offshore exploration and production to win contracts to develop deep-water fields in countries like Angola and Nigeria.

在安哥拉和尼日利亚，它充分利用了这种离岸开采的专业能力来赢得深海油田的开发合同。

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One place where Western oil companies have found open doors is in deep-water exploration, because state-backed oil companies in Russia, China and the Middle East have little experience drilling these tricky wells.

WSJ: Exxon Struggles to Find Oil

Furthermore, so long as it remains government-owned, the company risks being attacked by Brazil's vocal nationalists over its plans to expand its foreign operations, taking advantage of its prowess in deep-water exploration, instead of investing at home.

ECONOMIST: Petrobras