The dual shifter configuration optimizes the operation by reducing rig time, while also reducing the risk associated with excessive tool manipulation.

这种在服务工具上优化后的双滑套开关工具配置有效的减少了作业时间，同时也降低了多次操作活动工具所产生的风险。

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Drilling a well in the broken carbonate strata where the pressure gradient is widely different, lost circulation is an important factor that makes the rig time losed.

在压力梯度悬殊的碳酸盐岩破碎地层中钻井，井漏是损失钻机月的重要因素。

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On the evidence to date he will think, he will take his time and he will put his chronicling of the death of a rig into the story of a life richly, interestingly lived.

根据他迄今的想法，他会找合适时间将钻井平台的死亡纪事写进他所经历的丰富有趣的生活故事之中。

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BP stopped the oil from billowing into the Gulf on Thursday, for the first time since the Deepwater Horizon oil rig exploded on April 20, killing 11 workers.

VOA: standard.2010.07.16

And the Coast Guard will also hear from BP and Transocean managers who were on the rig at the time of the blast.

FORBES: BP Spill Update: Endless Spill, Endless Blame

The company's case is hardly helped by the fact that Robert Kaluza, BP's well manager on board the rig at the time of the disaster, has declined to testify in front of an investigation into it, pleading his fifth-amendment right to avoid self-incrimination.

ECONOMIST: BP and the gulf

Over the past week damning evidence has emerged, in documents detailing a settlement between Barclays and regulators in America and Britain, that employees at the bank and at several other unnamed banks tried to rig the number time and again over a period of at least five years.

ECONOMIST: A scandal over key interest rates is about to go global