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- closed pore volume 闭孔体积
- There are close surface areas and pore volume, as well as similar sorption curves between the expanded and vitrified small balls and the expanded perlite particles. 膨胀玻化微珠与膨胀珍珠岩有相近的比表面积、孔容积及相似的等温吸湿曲线。
- The analysis results of specific surface area, pore size and pore volume showed that the microstructure of the regenerated molecular sieves was close to that of the fresh one. 通过比表面积、孔径、孔体积分布等微结构分析可知，经过再生之后的分子筛基本恢复了新鲜分子筛的结构特征。
- 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 impact of injection rate of polymer flooding on the inaccessible pore volume is studied by the numerical method. 利用数值模拟方法，研究聚合物驱注入速度对不可及孔隙体积的影响。
- The forming condition of crystal and closed pore in tabular alundum produced with electric melting is estimated and determined theoretically. 从原理上判断和估计了电熔板状刚玉结晶体和阔气孔的形成条件。
- 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。
- In addition,the use of the oxalic acid as the catalyzer resulted in the decrease of pore volume of t... 而对于草酸,它的使用使得沸石的微孔骨架被部分破坏,从而使制备得到的多孔炭的微孔容积减小。
- At high temperature, the material at the closed pore quickly completes the recrystallisation, but is needs a long time to weld the pore closure for atom diffusion. 高温下的空洞闭合后能够立即完成再结晶过程，但空洞焊合需要一定的保温时间。
- The results show that PSW can increase pore volume of coal and can enhance permeability of coalbed methane (CBM) in coal. 结果表明 ,功率声波能够增加煤的孔隙体积 ,提高甲烷在煤层中的渗透率 ;
- This pore volume serves as storage for a fluid lubricant with which the part has been impregnated during its manufacture. 这个孔隙容积可用来贮存流体润滑剂,流体润滑剂是在轴承的制造过程中含浸于其中的。
- BET specific surface area,pore diameter and pore volume of the synthesized molecular sieves were 197?m~2/g,about 4.80?nm and 0.23?cm~3/g,respectively. 合成的介孔氧化锆分子筛在450℃焙烧后;其BET比表面积达到197 m2/g;孔分布集中在4.;80 nm左右;孔体积为0
- The alumina bubble is a hollow spherulitic heat-insulating material,which is made by electro-melted method.It is noted for its lightweight, heat-resistance, and close pore. 氧化铝空心球 ALUMINA BUBBLE 氧化铝空心球是由电熔法制得的空心球状隔热材料 .;它的特点是质轻闭孔耐高温。
- The method has no harm for the surface properties and pore size distribution of GAC. 78% of BET surface area and total pore volume were recovered. 方法对活性炭表面性质无损害,再生炭的BET比表面积和总孔容积可恢复到新炭的78%25,孔径分布基本无变化。
- The oil shale on the surface show opening foliation, abundant pore volume and low density because of less overburden pressure. 地表油页岩由于覆压减小等影响，页理张开、孔隙增加、密度减小。
- The results show that these treatments lead to many micro-pores and increase BET surface area (TSA) and BJH cumulative adsorption pore volume (BPV). 研究结果表明：氧化处理会使纤维表面产生大量的孔洞，增加BET比表面积和BJH累积孔体积，提高表面吸附能力；
- This difference is caused by the Wyllie formula solely considering pore volume's effect on acoustic transmission and ignoring pore geometry's effect. 这种差异是由于威利公式只考虑了孔隙体积对声波传播的影响,忽略了孔隙几何形状等的影响而造成的。
- Abstract: In order to make use of perlite resources and solve traditional expansion perlite in application, a spherical closed pore expansion perlite with the properties of high strength and low water-absorbing has been developed. 文摘:为解决珍珠岩矿产资源利用及传统多孔膨胀珍珠岩在使用中存在的问题，研制成功一种强度高、吸水率低的球形闭孔膨胀珍珠岩。
- Good relationship exists among total pore volume, specific surface area and aromatic microcrystallite size in coal char. 煤焦的总孔容、比表面积和芳核大小之间有很好的对应关系。
- The factors of the dulling efficiency was studied from pore volume, particle size, surface fimishing, dry coating thickness. 从孔体积、颗粒大小、表面处理、干膜厚度方面研究了消光剂的消光效率的影响因素。
