• 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。

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  • Roughness of the thin film surface is due to its sharp protuberance and nano-size pore structure.

    薄膜中大量的纳米微孔结构及尖锐的峰状突起增加了表面的粗糙度。

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  • 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。

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  • A method based on the surface force pore flow model to characterize the pore size and pore size distribution of polymer porous filtration membranes was reviewed.

    综述了一种建立在表面作用力孔流通模型基础上计算高分子多孔滤过膜孔径大小及分布的方法。

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  • Results show that hydrates dissociation in terms of pore surface is faster than that of particle by particle.

    结果表明,水合物以孔隙表面形式分解的速度要快于以粒子-粒子形式分解的速度。

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  • The coke deposited due to thiophene impenetrated into all the pores and some of them could form mechanical pore on catalyst surface.

    含噻吩原料加氢裂化生成的积炭,存在于不同孔径的孔中,在催化剂表面形成少量机械孔。

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  • 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。

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  • The pore structure and surface functional group of activated carbon are significantly changed by microwave radiation. The activation energy is reduced as a result of induced catalysis.

    微波照射活性炭后,其孔隙结构和表面官能团发生明显变化,同时存在诱导催化,可降低反应活化能。

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  • Ethylation selectivity, was affected by strength of surface acid sites, location of acid sites and pore structure.

    乙基化的选择性则与催化剂的表面酸强度、酸性中心位置和孔道结构等因素有关。

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  • Based on SAXS theory and fractal theory, we obtain the calculating method and calculating formulas of the pore size, pore volume percentage and the fractal of pore surface in PAN - based carbon fiber.

    基于小角X射线散射理论,利用逐级切线法和材料分形理论中的散射强度法,分别计算PAN基炭纤维内微孔大小、体积分数及微孔表面分形维数。

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  • The characters of pore and surface of Activated Carbon Fiber (ACF) and Granular Activated Carbon (GAC) were analyzed through the combination of instrument analysis and absorption model.

    结合仪器分析与吸附模型分析了活性炭纤维(acf)和颗粒状活性炭(GAC)的孔与表面特性。

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  • The diffusion of coalbed methane in coal reservoirs is defined that the main process of coalbed methane desorbed from coal matrix pore surface migrated to cleat system.

    煤层气在煤储层中的扩散是指从煤基质孔隙表面上解吸的煤层气运移到割理系统的主要过程。

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  • The surface morphology and the pore size were disclosed with SEM and Porous Medium surface Area Analyzer, thus discovering the adsorptive characteristics.

    采用扫描电镜、多孔介质孔隙分析仪揭示功能纸的表面形貌、孔径的大小以及吸附特征。

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  • The images were taken by NASA's Dawn spacecraft, which began orbiting the 330-mile-wide rocky body last month and beaming back incredible surface details that the team is only beginning to pore over.

    照片由美国航天局“黎明号”探测器拍摄,该探测器自上月起就在该直径达330英里的岩石天体轨道上运行并传送回团队刚刚开始关注的大量不可思议的表面细节信息。

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  • 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。

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  • These treatments adjust effectively the surface acidity and pore structure of mordenite.

    这些处理过程有效地调节了丝光沸石的表面酸性和孔结构。

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  • A model is used to assume that pore surface is water wet, and all size of pore has contribution to the total number of bound water.

    该模型假设孔隙表面亲水,各种尺寸的孔隙都对束缚水总量有贡献。

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  • 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。

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  • Surface area and pore structure of the catalyst were determined by elution chromatographic method on model ST-03 analyzer.

    用ST - 03型比表面、孔径分布测定仪研究了催化剂的孔结构。

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  • The fractal characteristics of petroleum coke combustion are validated, which proves that the change of surface fractal dimension differs from that of specific surface area and pore volume.

    石油焦的燃烧具有分形动力学的行为特征,且表面分形维数的变化趋势和比表面积和孔容积不同。

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  • The relationship of the change of pore structure and inner surface area during gasification with gasification rate was studied.

    研究了反应过程中,煤焦的孔结构和内表面积的变化及它们与气化速率间的关系。

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  • The program is utilized to calculate soil rocks dam free surface position variation and pore-water pressure distribution condition with time when the up water level position changed.

    利用所编写的非稳定渗流计算程序,计算土石坝上游水位变化时自由面位置随时间的变化规律、孔隙水压力的分布情况。

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  • The variation of the mass loss, packing density, surface area, distribution of pore diameter, amount of ash with the cyclical Numbers were researched.

    考察了活性炭的失重率、堆密度、比表面、孔径分布及灰分含量随活化次数的增加而变化的情况。

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  • Crosslinked clay catalyst is a new catalytic material with large surface area, unique pore structure and very low cost.

    交联粘土催化剂具有巨大的比表面和独特的孔结构,且价格低廉,是一种良好的催化材料。

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  • 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。

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  • The relationship of gasification reactivity and pore specific surface area of petroleum coke is studied.

    实验研究了石油焦气化反应活性和孔比表面积的关系。

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  • Three characterization methods of the lab samples were as followings: X-ray analysis, specific surface area and pore analysis, and thermal analysis.

    实验样品采用X射线衍射分析、比表面和孔径分析及热分析三种表征手段进行表征。

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  • The observation results of the bridge head experimental site of Jialichen Bridge are analyzed such as vacuum degree, ground water table, flowrate, pore water pressure and surface settlement.

    通过对浃里陈大桥桥头试验段的真空度、地下水位、流量、孔隙水压力、地表沉降等现场监测结果的分析;

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  • 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。

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  • 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。

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