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- The result shows that the permeability and macropore ratio in flooding sandstone increase greatly. and the permeability and mean pore size in flooding sandstone decrease. 试验结果表明，岩石水洗前后气体渗透率增加、孔隙半径增大的居多；气体渗透率减小、平均孔隙半径减小者也有之，另外还有气体渗透率、平均孔隙半径变化不大的情况。
- preferably a MF treatment using a MF device having a mean pore size of from 0.01 to 100 micron, the pore size used being dependent on the cooling method. 最好用一种平均孔径为0.;01-100微米的MF装置来进行微过滤处理;所用MF装置的孔径尺寸取决于冷却的方法。
- mean pore size 平均孔径
- That can pass through a given pore size. 可滤过的能通过一给定微孔尺寸的
- adjusting the temperature of the permeate fraction to within the rang of 0-20oC; subjecting the permeate fraction to a microfiltration (MF) treatment, using a MF device having a mean pore size of from 0.01 to 100 micron. 调节渗透部分的温度在0-20摄氏度之间； 用孔径为0.;01-100微米的MF装置对渗透部分作微过滤处理。
- That can pass througha given pore size. 可滤过的能通过一给定微孔尺寸的。
- Pore size is the symmetry, whether a small crack. 孔的粗细是否匀称，有无细小裂纹。
- By Federal interagency convention, the standard mean pore diameter size of filters used for separating water and sediment for chemical analysis is 0.45 micrometer (um). 根据联邦机构的传统，用于区分水和沉积物化学分析的滤膜的标准平均孔径为0.;45微米。
- The system pressure changed the adsorption abilities and pore size distributions of carbide and activated carbon. 反应压力能够改变炭化产物和活化产物的吸附性能和孔径分布。
- They are also easy to fabricate and can be produced with a wide range of pore size cutoffs for ultrafiltration. 聚砜膜也易于制作,并能制成各种孔隙大小膜,用在超滤上。
- The results show that BET specific surface area of AC is 1 654 m2/g, with reasonable pore size distribution (PSD). 结果表明:活性炭的BET比表面积达1 654 m2/g,具有合理的孔径分布,主要在2 nm附近。
- All of the effects could be accounted for by changes in the specific surface area,pore size distrib... 活性炭的比表面积、孔径分布和表面性质都会影响其吸附氢气的能力,其中,比表面积是最主要的影响因素。
- The pore size of mesoporous membrane is between the reverse osmosis s and the ultrafiltration s. 纳米孔膜的过滤类似于反渗透和超滤，均属于压力驱动的膜过程，但其传质机理却有所不同。
- We also found that the ratio of relaxation time of the backbone CH to - CH2 - pro-tons can be used to characterize the dynamics of copolymer gels. The correlation between NMR relaxation time T1 and the mean pore radius of gels has been discussed . 聚合物主链质子T1与水质子的T1弛豫行为相反，随交联度加大主链运动受限加强而使其运动减慢，反映了聚合物主链的大分子运动特征，发现主链（-CH-）与（－CH2－）质子T1之比可表征凝胶内部分子链运动的强弱； 讨论了NMR弛豫与凝胶孔径结构的关联。
- Polymer blend carbonization is hopeful to become one method of finely controlling the pore size of carbon materials. 聚合物共混炭化法有望成为一种能够对炭材料孔径进行精细控制的方法。
- Please give clear indication of Dimension,operating pressure,filter type,filter medium and pore size. 货时请注明产品尺寸、操作压力、滤芯材质、过滤介质及过滤精度。
- Higher porosity and pore size result in greater bone ingrowth but diminish mechanical properties. 高孔隙率和大孔径有利于骨长入,但有损于力学性能。
- Experimental procedure for determining pore size distribution of porous materials by bubbling test is described. 本文描述了气泡法测量多孔材料孔径分布的实验方法和数据处理。
- This system can replace traditional elliptic pore size measuring method due to its efficiency and high precision. 本系统能取代传统的椭圆型孔径检测方法，简单迅速精度高。
- The pore size of alumina microfiltration membranes measured by GBPM decreases with the increase of membrane thickness. 首次发现膜泡压孔径随膜厚增加而减小；
