As we know, inclining drilling, the depth of drilling and rock hardness is three factors influencing drilling production efficiency and cost.

钻孔偏斜、孔深、岩石硬度被公认为是影响钻探生产效率与成本的三大要素。

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The noise sources of drilling production are analysed. The noise from main station of normal drilling work is also investigated in this paper.

本文对钻井生产的噪声源进行了分析，同时也对正常钻井作业时的主要岗位点的噪声进行了调查。

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The surging demand for oil is creating a growing market for drilling and production equipment.

国际市场对石油的需求剧增，钻井和生产设备市场也跟着水涨船高。

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Increasing oil production takes quite a few years, involving time spent on seismic studies, exploratory drilling, production drilling, as well as construction of infrastructure for transportation and refining.

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Central and South America lost operating income in drilling and production, hindered by the U.S. moratorium on offshore drilling in the Gulf of Mexico following BP's Deepwater Horizon disaster.

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Through November, the company began drilling and production at different projects in South Texas.

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