The question of how to use old well resource in drilling well for exploration department is discussed.

讨论了勘探部门在钻井过程中如何利用旧井资源的问题。

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Traditionally various subphase belts for irruptive rock body are studied and analyzed by mainly drilling well and coring.

传统上对侵入岩体各亚相带的研究和判断，主要通过钻井取心来认识。

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The depth in a drilling well at which the drilling contractor receives a lump-sum payment for reaching a particular milestone.

钻井承包商钻达到特定关键点而获得一次性总付款时所到达的井深。

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The BP company pumped heavy drilling fluids,known as mud, into the top of its damaged well in the Gulf of Mexico.

VOA: special.2010.08.07

Workers are drilling two relief wells in an effort to ease pressure on the damaged well.

VOA: special.2010.06.04

State investigators found Cabot's drilling had caused gas to migrate into her well.

VOA: standard.2010.01.02

Halliburton said that the report "accurately places responsibility on BP as the well owner for its operational decisions, " which included using a heavy fluid designed to keep gas from entering the well, called drilling mud, that was "too light" and probably mixed with the cement at the bottom of the well, and drilling too narrow a well.

WSJ: Final Oil-Spill Report Chastises BP, Others

Development Driller II, the rig drilling a second relief well as a redundancy measure, is completing preparations for its blowout preventer to be used on the Macondo well, while the Development Driller III -- the rig drilling the relief well expected to intercept the main well -- is standing by until that's done.

CNN: STORY HIGHLIGHTS

This is attributable to significant advances in the use of horizontal drilling and well stimulation technologies.

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