Crude oil hits 17-month high despite Obama oks offshore drill.
奥巴马许可美国近海钻油无力阻挡原油创下17个月新高。
The British oil company will have to pay roughly $20 billion as compensation for the oil spill at its offshore drill in the Gulf of Mexico.
英国石油公司将必须支付大约200亿美元以清偿其在墨西哥海湾沿岸造成的石油喷井。
This paper discusses the prediction of the drill stem torque and bit forward direction in an offshore horizontal well by nonlinear FEM.
探讨了非线性有限元在预测水平井钻进中的钻柱扭矩及钻头前进方向的应用。
Environmental hazards resulted from the oil spill are analyzed in the offshore. Control measures are offered according to leak prevention, leak response plan, drill and management.
分析海上溢油对环境的危害，从预防泄漏的措施、泄漏响应计划、演练和管理、溢油的清除、环境监测与恢复等方面提出了防治污染的措施。
It is used to control the drilling direction of the land or offshore platforms. It can provide accurate drilling direction and measure the temperature and magnetic intensity around the drill.
该系统主要用于陆上、海洋平台等方面的定向钻进，可以精确地了解钻头的航向，还可以测量钻头处的温度和磁场强度。
It is used to control the drilling direction of the land or offshore platforms. It can provide accurate drilling direction and measure the temperature and magnetic intensity around the drill.
该系统主要用于陆上、海洋平台等方面的定向钻进，可以精确地了解钻头的航向，还可以测量钻头处的温度和磁场强度。
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