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- pore volume of catalyst 催化剂孔隙度
- Standard Test Method for Determination of the Total Pore Volume of Catalysts and Catalyst Carriers 测定催化剂和催化剂载体的气孔总容量的测试方法
- 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。
- The physical properties of catalysts such as specific surface area, pore volume, stacking density and crushing strength were tested. 测定了催化剂的比表面积、比孔体积、堆积密度和压碎强度等物理性质参数。
- 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 ;
- The relative small size means many more particles for a given volume of catalyst. 这种比较小的尺寸就意味着在一定体积内颗粒较多。
- 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
- Nitrogen adsorption isotherm(77K) was used to measure the BET surfacearea,pore surface and pore volume of four pulverized coals from pyrolysis process. 用氮气等温吸附（77K）方法测量了四种不同煤粉在热分解过程中的BET比表面积和孔隙结构。
- The pore volume of coke decreases with its strength index improved obviously, and the aryl organic compound in tar increased with alkene decreased. 焦炭的孔体积减少，强度指标明显改善；焦油中芳香烃含量增加，烯烃含量减少；
- The influences of reaction temperature,content of catalyst,volume of hydrogen peroxide and reaction time on the yield of phenyl carboxylic acid were investigated. 以过氧化氢为氧化剂,十六烷基三甲基钨磷杂多酸铵为催化剂,催化氧化苯甲醛制苯甲酸。
- Through SEM the powder can be identified to porous structure, with specific surface areas of about 11.6m2/g, total pore volume of 0.034cc/g and average pore diameter of 1 1 .9nm by BET method. 通过扫描电子显微镜(SEM)观察其形貌为多孔质，BET(N_2吸附)法测定比表面积为11.;6m~2/g，平均孔容量0
- The volume of this container is 20 cubic meters. 这个集装箱的体积是20立方米。
- The volume of trade with Japan has increased. 与日本的贸易额增加了。
- The volume of this container is 1000 cubic feet. 该容器的容积是一千立方英尺。
- The former has more total pore volume of micro and middle pores, especially of middle pores.The adsorbility is comparable with that of imported products while an additional activating agent is used. 其微孔、中孔容积之和比煤质、果壳炭高,特别是中孔容积值明显增高;
- 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 volume of business with Japan has increased. 与日本的贸易额增加了。
- 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。
- Research %26 Development of Catalyst and Refinery of Feul Oil. 燃料油精制工艺及催化剂的研究与发展。
- Influencing factors of inaccessible pore volume of polymer flooding 聚合物不可入孔隙体积影响因素研究
