The factors that influence core flow efficiency are flow permeability decrease in crushed zone and the thickness of crushed zone.
流动效率影响因素依次为：压实带中渗透率下降程度、压实带厚度。
The ability of water, or other fluids, to flow through the interconnected pore spaces in rocks is termed permeability.
水或其他流体通过岩石中相互连通的孔隙空间的能力称为渗透率。
Flow is then stopped, and if the formation has sufficient permeability, the formation will flow to equilibrate the tester with the bulk of the formation.
流动然后停止，而且如果地层有足够的渗透率，地层将会流动，以平衡测试器和地层体积。
Variations in round window membrane permeability and in perilymph flow could account for why hearing losses are observed in some patients.
圆窗膜通透性的变化和外淋巴液流动的变化可以解释为什么在某些患者观察到听力损失。
Section water ring: prevent concentration in the peripheral Settings, seepage, to change the direction of flow, increasing permeability diameter, reduce the seepage.
截水环：防止集中渗流，在外围设置，以改变水流方向，增加渗径，减小渗流。
The flow resistance of foam is affected by those parameters such as surfactant concentration, oil saturation, temperature, permeability, water and gas phase velocity, etc.
泡沫的流动阻力受泡沫剂浓度、温度、油饱和度、渗透率以及水相和气相达西流速的影响。
This paper introduce gas Mass Flow Controller principle of operating application for core permeability detection and some factors that influence its test performance.
本文介绍气体质量流量控制器的工作原理和在岩心渗透率测试中的应用，以及影响其测试性能的几个因素。
Peak concentrations and gradients for gentamicin varied considerably between animals, likely resulting from variations in round window membrane permeability and rates of perilymph flow.
庆大霉素的峰值浓度和浓度梯度在动物之间的差异相当的大，这可能是由圆窗膜通透性的不同和外淋巴液流动率的不同所导致的。
The experimental data of fluid flow in porous core with low permeability were analyzed with simulation theory and plotted as a log log typical curve.
用无因次分析法对低渗透岩心的实验数据进行了分析，得出新的渗流规律。
Research on characters of non-Darcy flow and starting pressure gradient of low permeability reservoir were foundation of reservoir production.
低渗透储层渗流具有非达西特征和启动压力梯度，是研究低渗透储层开发过程中问题的基础。
For a new well, it is an important work to determine initial reservoir pressure, effective permeability, summary skin coefficient, supplementary pressure loss and flow efficiency.
对于一口新井，确定原始地层压力、有效渗透率、总表皮系数、附加压力损失和流动效率，是试井的重要任务。
Slow velocity flow of low permeability rock matrix has very wide application background in oilfield development and hydro-engineering.
低渗透岩体的低速渗流在石油开发和水利工程方面具有十分广泛的应用背景。
In this paper, simulations are carried out with the approach of equivalent permeability, and the resin flow front curve and pressure fields with flow channels are obtained.
本文作者采用等效渗透系数方法模拟边缘效应，得到了其影响下的树脂流动前峰曲线和压力场。
The threshold pressure gradient of low permeability sandstone was studied experimentally by measuring the pressure attenuation in an unsteady seepage flow.
为了研究低渗透砂岩的启动压力梯度，设计了一种非稳态渗流中测量压力的试验方法。
In formation test interpretation, plane radial flow method would result in serious deviation of permeability interpretation.
在地层测试解释中，若仍用平面径向流方法，则必然造成渗透率解释的严重偏差。
This system can implement constant-head, constant flow-rate and transient-pulse permeability tests of specimen under high confining and pore pressures.
该装置可在高围压及高孔隙水压力条件下采用定水位法、定流量法或压力脉冲法测试岩石的渗透系数。
The gas producing speed of super lower permeability Anthracite seams is mainly confined by gas flow in the fractures.
指出低渗透无烟煤煤层气产气速率主要受裂隙中气体流动的限制。
The obvious slippage effect for gas flow has been found due to the low gas permeability, and the effect of coal matrix shrinkage on the permeability is also indispensable.
低渗透气藏中的气体渗流具有明显的滑脱效应，同时煤基质收缩效应对煤层渗透率的影响也是不容忽视的。
Based on consideration of stress sensitivity of coal seam permeability, the single-phase flow rule of coal-bed gas in coal and cleats is studied by using non-equilibrium adsorption model.
在考虑煤层渗透率应力敏感性的基础上，采用非平衡态吸附模型，研究单相煤层气在煤体和割理中的流动规律。
It is very difficult for the conventional numerical reservoir simulation theories to describe the characteristic of fluid flow in low permeability media, because they are all based on the Darcy's law.
而传统的油藏数值模拟理论都是建立在达西定律之上的，因而它很难反映低渗介质中的流体渗流特征。
The liver perfusion parameters including hepatic blood flow(BF), blood volume(BV), mean transit time(MTT), permeability surface area product(PS) and hepatic arterial fraction (HAF)was calculated.
通过扫描软件得出肝血流量（BF）、血容量（BV）、对比剂平均通过时间（MTT）、渗透表面积乘积（PS）、肝动脉灌注指数（HAF）。
Effects of permeability modulus, interporosity flow parameter, storativity-ratio, outer-boundary and skin parameter to the pressure response are discussed.
讨论了溶洞和裂缝无因次渗透率模数、介质间窜流、弹性储容比、外边界条件及表皮系数对压力响应的影响。
At high speed, asphaltene plugging is more serious with increase of flow rate. The damage degree of asphaltene plugging is higher in low permeability core than in high one.
在较高流速下，随速度升高，沥青所造成的孔喉堵塞更加严重，在低渗岩心中沥青堵塞引起渗透率伤害程度大于高渗透岩心。
Methods of experiment, theory and calculation were used to establish a new nonlinear flow law. Experiment results of gas flow in low permeability pore-fissure media were analyzed.
采用实验、理论与计算相结合的方法建立低渗透孔隙-裂隙介质气体非线性渗流运动方程。
The matrix pores in coal play a little role in fluid flow, therefore the permeability derived from well test is the reflection of the percolation flow capacity in cleat system.
煤基质的孔隙性对流体流动影响极小，试井所得渗透率反映的是割理系统的渗流能力。
The basic method and features of coal seam permeability by using borehole flow method inversion is studied, the basic condition of coal seam permeability inversion in determined.
研究了钻孔流量法反演煤层透气性的基本方法和特点，确定了煤层透气性反演的基本条件。
Intermittent flow is caused by low reservoir pressure and permeability in slowly but steadily draining formation.
间歇自喷由缓慢、稳定排油地层的低地层压力和低渗透率所致。
HAGS can increase oil recovery by adjusting the permeability variation through plugging the higher permeability layer and forcing the injected water to flow into the lower permeability layer.
HAGS通过封堵高渗层，调整模型的渗透率差异，使液流转向低渗层，从而达到提高采收率的目的。
Then this paper selects porosity, permeability, flow zone index and other parameters to carry on cluster analysis, divide flow units and establish identification index system of flow units.
在此基础上选取孔隙度、渗透率、流动层带指标等参数进行聚类分析，划分流动单元并建立流动单元判别指标体系。
Then this paper selects porosity, permeability, flow zone index and other parameters to carry on cluster analysis, divide flow units and establish identification index system of flow units.
在此基础上选取孔隙度、渗透率、流动层带指标等参数进行聚类分析，划分流动单元并建立流动单元判别指标体系。
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