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 high purity, high surface area, large pore volume and proper pore structure of active carbon as a support for ruthenium catalyst usually lead to high catalytic activity for ammonia synthesis.
具有高纯度、高比表面、大孔容及合理孔分布的活性炭载体有利于活性组分有效均匀的分散，制备出高活性的氨合成钌催化剂。
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 pore volume obtained from the model calculation and that from the practical measurement …
按分形模型计算的孔洞容积与实测结果符合较好。
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 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 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。
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 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。
A method for measuring the specific surface area and pore volume of ion-exchange resin by N_2 absorption apparatus is introduced.
介绍了用氮吸附仪测定离子交换树脂的比表面、孔容的方法。
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 apparent density increased with the increase of calcination temperature, while the surface area and pore volume decreased little.
随着焙烧温度的升高，比表面积、孔体积略有减少，表观堆密度增大。
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。
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 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。
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。
The surface area, the pore volume and the activity of isopropanol decomposition reaction are only a function of exchange degree and are not affected by the exchange methods.
固相交换样品的比表面、孔容变化和异丙醇分解反应活性都与液相交换样品相同，只是交换度的函数，与交换方法无关。
Based on sandstone pore throat model to study inherent regularities among sandstone throat pore diameter ratio, throat pore volume ratio and throat pore coordination number.
根据砂岩孔喉模型，研究砂岩孔喉直径、孔喉体积比、孔喉配位数之间内在的规律。
Filtration media is required to have suitable pore size, pore size distribution, pore volume, pore surface area and permeability for performing satisfactorily in applications.
为使过滤材料在使用中达到令人满意的性能，要求过滤介质具有适宜的孔径尺寸、孔径分布、孔体积、孔表面积及渗透性。
According to measurements, the specific pore surface area and pore volume of petroleum coke (PC) during combustion were found to: first increase, then decrease and increase again.
通过对石油焦燃烧过程中不同燃尽率焦样的比表面积和孔容积的测定，表明石油焦的比表面积和孔容积先增大，后减小到一定数值，最后再增大。
The forming mechanisms of subnormal pressure can be divided into 4 types: 1)increase in pore volume caused by tectonic uplift and formation erosion, or chemical effects of pore water;
将异常低压的形成机制归纳为4大类：1）构造抬升和地层剥蚀、孔隙水化学作用引起的孔隙体积增大；
The clastic rock shallow gas layer has the characters of lower deep and infirmness compaction, so that the compaction extent of mud and the pressure of pore volume and liquid are low.
碎屑岩浅气层具有储层埋深浅，岩体弱压实的特征，故其间泥质的压实程度低，孔隙空间及所含流体承受的压力较小。
The clastic rock shallow gas layer has the characters of lower deep and infirmness compaction, so that the compaction extent of mud and the pressure of pore volume and liquid are low.
碎屑岩浅气层具有储层埋深浅，岩体弱压实的特征，故其间泥质的压实程度低，孔隙空间及所含流体承受的压力较小。
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