• Fractal theory is applied to do it. The definition of curve and pore area fractal dimension is introduced. Two fractal dimensions are determined by box-counting method.

    尝试应用分形理论表征多孔材料的微结构,介绍了曲线和孔隙面积分形维数的定义,并采用盒维法对2个分形维数进行计算。

    youdao

  • The results indicate that with the increasing of pore area, the shear strength between inorganic glass and polyurethane in laminated glass first increases rapidly, and then decreases slowly.

    结果表明:随着多孔二氧化硅孔面积的增加,层合玻璃中无机玻璃/聚氨酯界面的剪切强度先迅速增大后缓慢降低;

    youdao

  • 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。

    youdao

  • Fracture genesis mechanism in ZJD area is analyzed from the aspects of abnormal pore fluid pressure in formation, local structural deformation, and fracturing etc.

    从地层的异常孔隙流体压力、局部构造形变、断裂作用等多方面分析了ZJD地区裂缝的成因机理。

    youdao

  • Comparatively, the pore fractal dimension calculated with the area method is more sensitive to soil texture than with the circumference method.

    与周长法相比较,用面积法计算的孔隙分形维数对土壤质地更为敏感。

    youdao

  • Novel catalytic performance and selectivity from nano-size zeolites with high exterior surface area and shorter pore pathway have aroused great interest in catalysis field.

    纳米分子筛因具有高的外表面积和短的孔道结构而显示了独特的催化活性和选择性,近年来已成为催化界的研究热点。

    youdao

  • If the wall of a plugged pore breaks, the surrounding area swells up and can turn into a red bump.

    如果堵塞的毛孔破裂,就会使得周围的组织的水肿形成红色的肿块。

    youdao

  • 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。

    youdao

  • 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。

    youdao

  • 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。

    youdao

  • 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。

    youdao

  • 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。

    youdao

  • 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。

    youdao

  • The reactivity has a close relationship with pore structure. There is a good linear relation between the specific gasification rate and the effective specific surface area.

    石油焦的比气化反应速率与孔隙结构有着紧密的关系,比气化反应速率和有效比表面积之间有着较好的线性关系。

    youdao

  • 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。

    youdao

  • The results show that the catalyst specific area and its pore structure is generated during the reduction process and the catalyst before reduction can be regarded as a compact solid with little pore.

    研究结果表明,催化剂的比表面积和孔结构是在还原脱氧过程中产生的,还原前的催化剂可视为无孔隙的致密固体。

    youdao

  • The results show that the surface area, pore volume and pore distribution are the main factors for water vapor adsorption properties of sepiolite.

    结果表明:影响海泡石吸湿性能的主要因素是其比表面积、孔容积和孔径分布。

    youdao

  • 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。

    youdao

  • Water filling sources of underground mine in Pingshuo mining area have Quaternary pore water, surface water, Permo-Carboniferous sandstone fissure water and Ordovician limestone karstic fissure water.

    平朔矿区井工矿井的充水水源有第四系孔隙水及地表水、石炭—二叠系砂岩裂隙水、奥陶系灰岩岩溶裂隙水。

    youdao

  • The results revealed that both surface area and pore structure of the activated carbon had much influence on its adsorption capacity of methane.

    结果发现,活性炭的比表面积和孔结构是决定其甲烷吸附性能的主要因素;

    youdao

  • Specific surface area and pore size distribution of alkali modified kaolins were determined by BET method.

    采用BET法测定了碱改性高岭土的比表面积和孔径分布。

    youdao

  • 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。

    youdao

  • In this dissertation, a series of high specific surface area, large pore volume and low Ce content OSMs were precipitated with mixed ammonia-ammonium carbonate solution, and assisted by PEG and PVA.

    本文采用氨水-碳酸铵混合溶液作沉淀剂,通过添加聚乙二醇(PEG)和聚乙烯醇(PVA)制备了高比表面积,大孔容的低铈型储氧材料。

    youdao

  • This calculation was also confirmed by the observation under SEM, that the pore size enlarged in the whole area of the sample after post-crystallization.

    此计算的结果也符合试样形貌的SEM观察,即过析晶过程使得整体微晶玻璃的孔径增大。

    youdao

  • Anthracite char has poor pore structure and small specific surface area.

    无烟煤焦分支孔贫乏,比表面积很小。

    youdao

  • The product is well-developed pore structure, surface area, adsorption, high mechanical strength, bed resistance, chemical stability, easy regeneration.

    该产品价格孔隙结构发达、比表面积大,吸附性能、机械强度高、床层阻力小、化学性能稳定,易再生。

    youdao

  • 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。

    youdao

  • 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。

    youdao

$firstVoiceSent
- 来自原声例句
小调查
请问您想要如何调整此模块?

感谢您的反馈,我们会尽快进行适当修改!
进来说说原因吧 确定
小调查
请问您想要如何调整此模块?

感谢您的反馈,我们会尽快进行适当修改!
进来说说原因吧 确定