permeability

Permeability test of granite mass by using pressure pulse test method

利用压力脉冲试验测定某地花岗岩体的渗透系数

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Permeability is an important parameter for a oil reservoir characterization and engineering.

渗透率是油藏描述和油藏工程中一关键性的参数.

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Under the assumption that the permeability varies with the piecewise experimental law of the pressure drop, the equation for steady radial flow and the non-linear equation for transient flow through porous media were derived and solved.

本文基于渗透率随压力呈分段的指数变化规律，建立并求解了平面径向稳定渗流方程和非线性不稳定渗流方程。

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This fatliquor has showed the excellent characterization of permeability and fatliquoring.

结果表明:此加脂剂具有良好的加脂和渗透性能.

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Using imbibition method to improve recovery efficiency of low permeability reservoir

利用渗吸法提高低渗油藏采收率技术

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This adversely affects water movement, permeability, and aeration.

这对水分移动, 渗透度及通气性有不利影响.

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Application of Technology of Data Fitting in Test of Gas Permeability

数据拟合技术在透气性测试方面的应用

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Rice acidic to slightly acidic soil reaction, permeability good, arable was good.

水稻土呈酸性至微酸性反应, 通透性好, 可耕性良好.

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The results indicated coupling between the seepage permeability in low permeability rock.

实验结果表明:低渗透岩石渗流过程中存在明显的流固耦合效应.

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Design criteria for concrete-lining high pressure hydropower tunnel and high pressure permeability test on rock mass

混凝土衬砌高压水道的设计准则与岩体高压渗透试验

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Fortunately, iron or iron alloys are available which combine high permeability with small hysteresis loss.

幸而, 目下已有兼备高磁导率和低磁导率损耗的铁和铁合金,可资利用.

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The most frequent reaction causing the self-sealing of rocks with high secondary permeability is argillization.

这种发生频率很高的、使次生渗透性能良好的岩体产生自封闭现象的反应就是泥岩化。

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The notable effect of temperature on permeability measure of liquid in rubber and the necessity of keeping the test ambient temperature constant were proved by the theory analysis and typical tests.

通过理论分析和典型试验，证明了温度对液体在橡胶中透过性测量的显著影响和保持试验环境温度恒定的必要性。

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The effects of permeability changing coefficient and the well test type curves were given in this paper.

分析了渗透率变异系数对压力反应的影响，并绘出了相应的试井图版。

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Permeability is the ability of the formation to conduct fluids.

渗透率是岩层传导流体的能力.

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One of the main methods to test the gas permeability is using partial pressure difference.

用压差法测试塑料薄膜的透气性，是一个长期使用的主流测试方法。

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This paper deals with laboratory investigation into Permeability of intact rock, natural facture rock under lower pressure ( maximum test pressure is 20MPa).

本文介绍了在低压下（最大压力20MPa）对完整岩石和含自然裂面岩石渗透率的实验研究。

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Effect of skin condition on the permeability of theophylline via rat skin

皮肤条件影响茶碱经皮吸收的观察

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Research for Permeability Test of Drilling Core Sample from Pavement

路面钻芯取样试件渗透试验研究

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This fluid and permeability restoration 98 % is observed in core experiments.

室内岩芯流动实验中含粘土岩芯的渗透率恢复%98%.

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It is evident that the permeability is not a constant.

显然磁导率不是常数.

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Studied the water shutoff method, witch pre-treatment formation with high concentration of polymer, optimize water shutoff parameters by means of perpendicularity test, including mass fraction of polymer, intake volume of polymer, injection rate of polymer and permeability.

研究了用高浓聚合物预处理地层的堵水方法，正交试验法优化了堵水参数，包括高浓聚合物质量分数、高浓聚合物注入量、注入速度和地层渗透率极差。

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Permeability of reservoir rocks changes with stress applying on the rocks.

因石油开采而导致的地层压力下降，将降低油藏岩石的渗透率，该性质称做岩石的应力敏感性。

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The core test showed that profile modification agent SZX had super plugging capability to cores with different permeability and could modify the produced water-oil ratio of parallel-core.

岩芯试验结果表明，SZX调剖剂对不同渗透率岩芯均具有较强的封堵能力，能调整并联岩芯的产液比。

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The permeability of a soil is important for calculations of underground flow.

土的渗透性对于地下液流的计算很为重要.

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The name " intrinsic permeability " is now generally accepted as being characteristic of the medium alone.

“ 间隙渗透率 ” 这个名词现在一般只作为介质本身的特性.

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Predrilling reservoir quality prediction includes porosity prediction and permeability prediction.

储层质量钻前预测包括储层孔隙度预测和渗透率预测.

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Histamine causes vasoconstriction and increased permeability of small venules.

组织胺能引起血管收缩,并增强小静脉的透性.

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It'seems likely that the drug resistance is caused by permeability changes rather than enzyme deficiency.

抗药性似乎是由渗透性改变而不是酶缺损而引起的.

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Aiming at anti-slide performance and anti-seepage performance in pavement performance we measured the texture depth and water permeability coefficient. Finally, we researched on interlaminar shear strength between the micro surfacing and pavement using the determined gradation and the optimum emulsified asphalt content.

路用性能测试主要针对抗滑性能和防渗水性能进行了构造深度和渗水系数的测定。最后，采用确定的级配和最佳改性乳化沥青用量，研究微表处与原路面的层间剪切性能。

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