Due to more than 20 years of flooding development of the old oil area, the underground circumstance and the distribution of remaining oil saturation have become very complicated.

对于注水开发20多年的老油区，地下情况和剩余油分布已经变得十分复杂。

youdao

The key problem of gas cap oil field development is how to deal with the interrelation between gas area and oil area, the adopted exploitation strategy is to make the interrelation harmonious.

气顶油田开发的关键问题是如何处理好气区与油区的压力平衡关系，所采用的开发政策必须尽可能力求使其协调一致。

youdao

Taking Niuxintuo oilfield as an example, ways for developing the low permeability reservoirs of Liaohe oil area high efficiently are proposed on the basis of its geologic and development features.

以牛心坨油田牛心坨油层为例，在对其地质、开发特征进行总结的基础上，提出辽河油区低渗油藏高效开发的做法。

youdao

One method was to sell oil in one area of the country for much less than the oil was worth.

VOA: special.2010.04.25

President Obama also spoke about the difficult time people in the Gulf area were going through as a result of the oil spill.

VOA: special.2010.06.18

Large ships that travel to the area sometimes have accidents resulting in leaks of gasoline or oil.

VOA: special.2009.06.03

People in the oil area are unlikely to be satisfied whatever happens: earlier regimes bypassed state governments by channelling the money through local authorities, but again most of it ended up in somebody's pocket.

ECONOMIST: Nigeria

United mechanics who inspected the engine found that two shop towels had been used to cover openings in the oil sump area, instead of protective caps.

CNN: US Airways, United face FAA fines for safety violations

It dawned on me that there was likely to be an area nearby capable of producing oil covering a very large area.

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