• As the intensity of air—oxidation treatment increased, the surface area of the PSAC decreased, but its total pore volume increased.

    并且随着氧化强度增强,沥青基球状活性炭的比表面积减小孔容增加

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

    薄膜中大量纳米结构尖锐的峰状突起增加表面粗糙度

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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.

    固相交换样品表面孔容变化分解反应活性液相交换样品相同,只是交换函数,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.

    综述了建立表面作用力流通模型基础上计算高分子多孔滤过孔径大小分布方法。

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

    结果表明水合物孔隙表面形式分解速度要快粒子-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.

    噻吩原料加氢裂化生成积炭存在于不同孔径中,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.

    具有纯度高比表面孔容合理分布活性炭载体有利于活性组分有效均匀的分散,制备出高活性合成催化剂

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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,孔隙结构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.

    乙基选择性则与催化剂的表面强度、酸性中心位置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材料分理论中的散射强度法,分别计算PAN基纤维内微大小体积分数微孔表面分形维数。

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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.

    结合仪器分析吸附模型分析活性炭纤维(acf)颗粒状活性炭(GAC)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.

    煤层气储层中的扩散基质孔隙表面上解吸煤层气运移割理系统主要过程

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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.

    照片美国航天局黎明号”探测器拍摄探测器自上月起就在该直径达330英里岩石天体轨道上运行传送团队刚刚开始关注大量不可思议表面细节信息

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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孔容比表面活性影响

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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丝光沸石表面酸性结构

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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.

    模型假设孔隙表面各种尺寸孔隙都对束缚总量贡献

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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.

    通过石油燃烧过程中不同燃尽率焦样表面积容积测定表明石油焦的比表面积和孔容积增大,后减小一定数值,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.

    ST - 03型比表面孔径分布测定仪研究催化剂结构

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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.

    石油燃烧具有分动力学行为特征表面分形维数变化趋势和表面积容积不同。

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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,煤焦结构表面积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.

    利用所编写非稳定渗流计算程序,计算石坝上游水位变化自由位置时间变化规律、孔隙压力分布情况

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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.

    考察了活性炭失重率、密度、比表面孔径分布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独特的结构,且价格低廉,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.

    实验研究了石油气化反应活性表面积关系

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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射线衍射分析表面孔径分析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真空度地下水位流量孔隙压力地表沉降现场监测结果分析

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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,存在活性炭的微分布没有明显影响使活性炭微孔的表面积孔容有所下降。

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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,存在活性炭的微分布没有明显影响使活性炭微孔的表面积孔容有所下降。

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