孔隙度

含氯量和孔隙度之间的关系图式也许近似于一条双曲线。

The relation between the chlorinity and porosity may be approximated by a hyperbola .

多孔岩芯渗透率与孔隙度的MRI研究

MRI studies of permeability and porosity in porous core

P油田长4+52小层孔隙度三维模型的建立

Porosity 3 D model for Chang 4 + 5_2 subzone in P oilfield

结果表明，土壤孔隙度在mm尺度上存在较为明显的变异；

The results showed the evident existences of the vertical spatial variability of porosity in soils on mm-scale ;

PS的容重较小，孔隙度较高，在冬小麦收获期表现尤为明显。

The bulk density of PS was small and porosity was large , especially in winter wheat harvest time .

通过最大化M1上的数量来优化M2层上的孔隙度。

This optimizes M2 porosity by maximizing the amount of routing done on M1 .

采用频谱分析将储层参数（孔隙度、渗透率、含油饱和度等）进行分析，计算出β和分形特征指数H进行分形模型的识别。

β and fractal nature index H can be figured out according to spectrum analysis of reservoir parameters ( porosity , permeability , oil saturation , etc. )

用回归分析获得VP-VS，密度-速度，密度-孔隙度的相关关系式；

The correlation equations of Vp-Vs density-velocity , density-porosity were obtained by using regression analysis ;

结果表明：多功能复合材料可以降低土壤的pH值和土壤容重，提高土壤总孔隙度，提高土壤阳离子交换容量。

The results showed that multifunctional composite can decreased soil pH and bulk density , increased the contents of total porosity , and improved soil cation exchange capacity .

研究把岩石视为多孔介质，从多孔介质的角度出发，重新建立上覆岩层压力、孔隙流体压力、基岩应力之间的关系式，该式包含了岩石作为多孔介质的一个重要参数孔隙度F。

Rock should be regarded as porous media . Based on this , the new equation is derived to include one important parameter of porous media , F.

孔隙度与净覆压间按指数规律拟合时，代表的物理意义更为明确，既能满足精度的要求，又能自动得出岩石的压缩系数。NET技术思想和基于。

When porosity matches net overburden pressure with exponent relationship , the presented physical significance is clearer , the accuracy requirement can be met and the compressibility of rocks can gained automatically .

简要概括了多孔介质的基本理论和断裂力学的基本理论，介绍了孔隙度、饱和度、有效应力、应力强度因子、能量释放率、J积分等基本概念。

Some basic concepts such as porosity , saturation , effective stress , stress intensity factor , energy release rate and J integral are introduced .

采用分岩性建立孔隙度模型，以压汞资料为基础，根据流动单元理论，将H井区储层分为四类，分不同类别储层建立了渗透率和束缚水饱和度模型。

Based on the mercury intrusion data , reservoirs are divided in four types according to the flow unit theory , permeability model and bound water saturation model in different type of reservoir are formed .

CEC与有机质丰度指标阳离子交换量与孔隙度之间存在正相关关系；原始有机质丰度的恢复及其意义

Between CEC and richness indicator of source rock ; THE RECOVERY OF ORIGINAL ABUNDANCE OF ORGANIC MATTER AND ITS SIGNIFICANCE

AVO响应分析表明，对于苏4井低孔隙度石英砂岩储层，孔隙度的变化对AVO的影响要大于流体性质的影响。

The analysis of AVO shows that the change of porosity has more influences on AVO response than gas saturation does .

按照孔隙度小于5%、5%～10%和大于10%的3个区间，分别求取m、n值，提高了阿尔奇方程计算含气饱和度的精度。

We got m and n of three intervals of porosities ( < 5 % , 5 % ~ 10 % and > 10 % ); the precision of gas saturation calculated with Archie equation was improved .

以Ti、Al元素粉末为原料，通过冷轧成形和两阶段反应合成法，制备出孔隙度为38.3%～48.2%的Ti46.5%Al（摩尔分数）金属间化合物过滤材料。

Ti-46.5 % Al ( mole fraction ) intermetallic compound filter materials with overall porosity of 38.3 % ( 48.2 % ) were fabricated through elemental powder cold roll forming and reactive synthesis .

孔隙度增加，AVO属性中的截距和梯度对含气饱和度的变化比对含油饱和度的变化敏感；

With porosity increasing , gradient and intercept of AVO attributes are more sensitive to the changes of gas saturation than oil saturation .

核磁共振测井（CMR）可以提供精确的有效孔隙度、孔隙结构等信息。

While CMR ( combinable magnetic resonance ) can be applied to acquire information on actual porosity and pore structures .

饱和煤油法与氦孔隙计法测量孔隙度之间的平均误差为8.5%，CT两次扫描法与饱和煤油法之间的误差为7.8%，说明利用CT测量岩心的孔隙度是成功的。

Mean error of porosity by kerosene mass method and helium porosimetry method is 8.5 % , and the same by CT dual scan method and kerosene mass method is 7.8 % . This shows that measuring porosity of core by CT is successful .

认为当吸收剂具有高表面积、高孔隙度、细密的粒径分布、中孔及具有片状或类似盘状的孔时，SO2的脱除效率明显提高。

The results show that desulphurization efficiency increased by using the sorbent with high surface areas , high porosity , small particle size and mesopore with pore shape of slit or platelike .

表层土壤（0～20cm）容重大，孔隙度小，阳离子交换量低；

Surface soil ( 0 ~ 20 cm ) had a high bulk density , low porosity , and low CEC .

讨论了保温时间对烧结体孔隙度、硬度（HRB）的影响。

The effect of duration on porosity and hardness ( HRB ) of sinters were discussed .

核磁共振录井测量过程中，t2弛豫谱是重要的参数，其中包含着孔隙度、可动流体、含油饱和度等储集层物性信息。

During NMR logging measurement , t_2 relaxation spectra are the important parameters , including reservoir physical property information , such as : porosity , movable fluid , oil-bearing saturation .

AFF（声波地层因素）方程是利用声波时差资料求取地层孔隙度的一种有效的解释模型。

AFF ( acoustic formation factor ) equation is an effective porosity interpretation model using sonic logging data .

土壤内各种微生物增加0.66～1.2倍，土壤总孔隙度提高4.51%，速效N、P2O5、K2O含量分别增加5.88%、24.69%、10.31%。

The readily available N , P 2O 5 , K 20 in soil could increase by 5.88 % , 24.69 % and 10.31 % , respectively .

探讨与分析了合金孔隙度与应力状态等影响烧结Mo-Cu合金热膨胀系数的因素。

The factors such as porosity and stress that affect the thermal expansion coefficient of alloys were discussed and analyzed .

结果表明：该城区绿地土壤的容重较大，孔隙度和田间持水量少，有机质缺乏，养分含量不均，pH值呈上升趋势。

The results were as follows : The soil bulk density was higher , total porosity and field capacity of preserving water were small , organic materials were scant , the content of nutrients distributed uniformly , and the trend of pH value was upward .

以XXX水平井为例，对井眼轨迹在储层中的位置，以及电阻率测井响应和孔隙度测井响应的变化做出了合理的解释。

Rational interpretation of well track position in reservoir , changes of resistivity logging response and of porosity logging response are made by using XXX horizontal well as examples .

孔隙度大于8%、渗透率大于0.5×10-3μm2的样品通常分布于粒度中值在0.50mm以上的粗砂岩中；

The samples which porosity is more than 8 % and permeability more than 0.5 × 10 - 3 μ m2 are generally distributed in the coarse sand-stones with grain size mid-value of above 0.50 mm ;