The filtering flow rules and water-oil displacement characteristics in deep pay and low-permeability reservoirs has some specialities.

深层低渗透率油藏的渗流规律及水驱油特性具有特殊性。

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However, most of undeveloped new blocks are low-grade reservoirs with many development difficulties such as super heavy oil, low permeability, thin bed and deep pay.

而尚未开发的新区大多属于超稠油、低渗、薄层或深层等开采难度较大的低品位油藏。

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The Treasury’s pay tsar is thought to be considering imposing deep pay cuts on the 25 most senior executives at firms it still owns shares in, including Citigroup and BofA.

舆论普遍认为：财政部相关方面的负责人考虑过削减拥有其公司股票的25位高级管理层的薪酬，这些公司包括花旗银行和美国银行。

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For weeks,President Obama has maintained that his record-breaking $3.6-trillion budget for the next fiscal year makes vital investments in energy,health care,and education that will pay dividends once the nation emerges from a deep economic recession.

VOA: standard.2009.03.22

Although not based on deep research, executive pay at this level is would be a serious concern.

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As our clients get ready for the 2011 and 2012 Say on Pay disclosures, I wonder how realistic it is to think that shareholders will have the resources to take a deep dive into the pay programs of the companies in which they have invested.

FORBES: The Realities of Say on Pay: Proxy Season 2011

But it also served to highlight deep-rooted differentials in pay.

ECONOMIST: The DaimlerChrysler emulsion