1、

Pressure decline curve analysis for acid fracturing in carbonate rock fractured reservoirs

碳酸盐岩裂缝性油藏酸压压降曲线分析

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2、

A new analytical model for pressure decline under the condition of forced fracture closure was developed on the basis of material balance theory and the former corresponding fracture models, such as PKN and KGD models.

以物质平衡原理和相关分析模型为基础,对PKN和KGD两种裂缝模型建立了裂缝强制闭合条件下的压力降落解释模型。

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3、

Lack of dry season rainfall, coupled with competition for grazing at the ephemeral wetland boundary, and an increase in predation pressure could have provided a trigger for the decline of roan earlier than the general broad scale habitat deterioration of the northern plains landscape.

旱季降雨的缺乏,加上沼泽边界区域采食竞争以及天敌捕食压力,是引发马羚在北部平原生境普遍退化之前其种群提前下降的因素[动物学报52(2):406-4092006]。

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4、

If dark energy density decreased over time, the acceleration rate of universal expansion would decline and potentially cease if the pressure/ density ratio reached-1/ 3.

如果暗能量的密度随时间降低,宇宙的膨胀速率将出现下降,如果其压力/密度比达到-1/3,那么宇宙的膨胀甚至会出现停滞。

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5、

more people will be looking for jobs and the pressure on employers to raise wages to attract workers will decline.

由于有更多人求职,企业在提升薪资吸引员工方面的压力便随之下降。

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6、

Open flow potential will drop down with decline of formation pressure in a gas well.

随着气井地层压力的下降,其无阻流量相应降低.

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7、

The analysis shows that the longer the producing time, the greater the threshold pressure gradient is, and the faster the production decline is.

分析结果表明,随着生产时间增长,启动压力梯度对产量影响显著,启动压力梯度越大,井的产量下降得就越快。

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8、

During breeding for vertical resistance, horizontal resistance tends to decline because of negative selection pressure.

当培育垂直抗性时,由于负的选择压力, 水平抗性趋于下降.

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9、

And with increasing pressure, the ignition point and maximum burning rate point and burn out point were gradual decline.

并且随着压力的增加,着火点、最大燃烧速率点、燃尽点温度逐步下降。

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