Coning can also occur by drawing down the gas-oil contact around a well.

围绕一口井下拉油气界面也会出现锥进。

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The reservoir is considered as a complete system bounded by the water-oil contact.

把油藏看作是由油水界面包围的一个完整的系统。

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To prevent rubber products to aging, should avoid direct sunlight and mineral oil contact.

为防止橡胶制品地老化，应避免阳光直接照射及矿物油接触。

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This increase will allow us to further intensify this already historic response, contain and remove oil more quickly, and help minimize the time that any oil comes into contact with our coastline.

WHITEHOUSE: President Obama Assesses BP Oil Spill Response

Acrylic and oil paints spread with Western contact.

FORBES: Fifth Anniversary

The Bureau of Ocean Energy Management requested that NOAA investigate the site after it was originally detected as an "unknown sonar contact" by Shell Oil Company during a 2011 oil and gas survey of the Gulf, government officials said.

CNN: STORY HIGHLIGHTS