So the effective porosity is drawn from the matrix volume and effective pore volume.

然后由岩样的有效孔隙体积和骨架体积计算出岩样的有效孔隙度。

The new domestic made catalyst was characterized by large pore volume and large pore diameter.

该催化剂具有大孔体积、大孔径等特点。

The pore volume of spherical aluminum oxide can be effectively improved by activated carbon powder.

活性炭粉能有效地提高球形氧化铝的压汞孔容。

The specific surface area and pore volume increase with carbon conversion during steam gasification.

不同孔隙率和比表面积的石油焦，其气化反应速率曲线变化趋势不同；

The effect of the pore volume and surface area of hydrotreating catalyst on its activity was studied.

考察了加氢精制催化剂的孔容和比表面对其活性的影响。

The serial catalyst is characterized by large pore volume and pore diameter, high activity and stability.

该系列催化剂的主要特点是大孔容、孔径、性和稳定性高。

The serial catalyst is characterized by large pore volume and pore diameter, high activity bud stability.

该系列催化剂的主要特点是大孔容、大孔径、活性和稳定性高。

The difference in weight divided by the density of the liquid is the connected, or effective, pore volume.

前后两次重量的差值除以流体密度就得到样品中连通孔隙（也就是有效孔隙）的体积。

As the content of metallic chloride is increased, the pore volume and pore diameter of the material increase.

所得材料的孔体积、平均孔径随着金属氯化物添加量的增大而增大。

Secondly, porous carbons with high micro-pore volume were made by the phosphoric activation on rich nitric polymer.

对于电极材料的改进，论文首先对负极材料多孔炭进行了结构改性。

Because of its high surface area, basal spacing and pore volume, it has good capability of adsorption and catalysis.

由于大的比表面积、层间距以及孔容积，而具有良好的吸附与催化性能。

The results show that PSW can increase pore volume of coal and can enhance permeability of coalbed methane (CBM) in coal.

其结果对煤层气资源评价和煤层渗透性预测具有重要的指导意义。

It is found that the pore volume between the surfaces of coarse sample and the mercury is the origin of pockmarks -effect.

岩样粗糙外表面与水银接触面之间的空腔体积是产生麻皮效应的根源。

The results showed that Y-CTS possessed large specific surface, pore volume, pore diameter and a certain of acidity distribution.

结果表明，Y-CTS复合载体具有较大的比表面积、孔容和孔径，以及一定的酸性分布。

As the intensity of air—oxidation treatment increased, the surface area of the PSAC decreased, but its total pore volume increased.

并且随着氧化强度的增强，沥青基球状活性炭的比表面积减小，但总孔容增加。

The characterization of pre-curing catalyst show that the pore volume and specific surface area had little change after vulcanization.

预硫化催化剂的表征结果表明，催化剂硫化前后孔容和比表面积变化不大。

A technique for measuring the pore volume of a core sample from the difference in its weight when dry and when saturated with a liquid.

测量岩心样品被烘干后的体积以及被一种液体充满后的体积之差从而确定岩心样品孔隙体积的一种方法。

The packing possesses large specific pore volume, high column efficiency, wide separation range of molecular weight and long life time.

该种填料孔容大，拄效高，分离范围广，使用寿命长。

The surface area and micro-pore volume decreased as the oxidation degree becoming more serious, while the average pore diameter increased.

随着氧化程度的加深，活性炭的比表面积、微孔体积都减小，平均孔径增加。

With economic factors taken into account, the appropriate amount of plugging agent is about 15% of the pore volume of high permeable formations.

考虑到经济效益，最适宜的堵剂用量为高渗带孔隙体积的15 %。

The results show that the surface area, pore volume and pore distribution are the main factors for water vapor adsorption properties of sepiolite.

结果表明：影响海泡石吸湿性能的主要因素是其比表面积、孔容积和孔径分布。

The sensitivity of the injection water is evaluated based on permeability changes of rock samples as water injected with different multiples of pore volume.

根据注入不同孔隙体积倍数汪入水时岩样渗透率的变化，评价了注入水的敏感性。

The results show that the modified limestone shows higher surface area and pore volume, and its pore size distribution is better than that of raw limestone.

结果表明：调质改善了石灰石的孔结构特性，在直接硫化过程中比原始石灰石具有更高的钙转化率；

The variation of medium pore diameter and porosity factor is in accordance with that of the pore volume, showing a high permeability of low rank coal reservoirs.

中值孔径、孔隙率的变化特征与孔容一致，预示了低煤级煤储层较高的基岩渗透率。

Linearregression analysis between the pore volume of different aperture and the adsorption capacity for toluene was conducted and checked by linear correlation r.

对活性炭不同孔径区间的孔容和甲苯吸附量进行线性回归分析，并对分析结果进行显著性检验。

The Y-type zeolite with optimized secondary pore structure has an relative XRD crystallinity over 70 % and a secondary pore volume of 20-80 % by total pore volume.

一种具有优化的二级孔结构的Y型沸石及其制备方法，该沸石的XRD相对结晶度在70%以上，二级孔体积占总孔体积的百分数为20 ~ 80%。

Ions trapped in the pore volume of flow-through capacitors (15) cause inefficiencies as these ions are expelled during the charge cycle into the purification path.

当离子在充电周期中被排出进入提纯通道时，陷落在流通电容器(15)的孔隙体积中的离子导致效率低。

The resu1ts show that the larger the pore volume and surface area based on loading volume of hydrotreating catalyst, the higher of the catalyst activity based on LHSV.

实验结果表明，单位装填体积催化剂的孔穿和比表面越大，则对应体积空速的催化剂活性越高。

It was showed that iron had no obvious influence on the distribution of micropore, while it made the specific surface area and pore volume of micropore decrease slightly.

结果表明，铁的存在对活性炭的微孔分布没有明显影响，但却使活性炭微孔的比表面积和孔容有所下降。