The approach can decrease drilling cost and reduce drilling period, realize great economic benifit in offshore drilling operation.

采用这种方法可节约海上钻井成本，缩短建井周期，获得显著的经济效益和社会效益。

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The application of the auxiliary foundation is depended on the requirement of the natural ground features, drilling period, types and functions of drilling facility.

辅助基础的使用可根据井场条件、钻井周期和钻井设施的类型、功能要求来选择确定。

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It fills the streams in Ecuador where Chevron, an oil concessionaire, is accused of dumping its wastewater during a long period of drilling.

填补了厄瓜多尔在雪佛龙，石油特许权，是反倾销的钻井过程中的废水长期指责流。

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Drilling down to loans that are through their prepayment fee period, that number drops to a still muscular 38%.

FORBES: Leveraged loan returns hit 4-month high of 1.06% in January

It has made agreements with the captains of Eskimo whaling boats to move drilling ships out of hunting grounds during the open-water period so they can hunt Bowhead whales.

FORBES: In Texas parlance, it's a classic case of all hat, no cattle.

"This is an exciting period for Faroe Petroleum with three high-impact exploration wells drilling at the same time, " he said.

BBC: Faroe Petroleum logo