Effect of pretreated by K_2Cr_2O_7 solution and activated on specific surface area of carbon fiber;
重铬酸钾溶液预处理及活化对炭纤维比表面积的影响
Variation of pore structure of semi-coke with temperature and spatial location during pyrolysis ——Porosity,specific surface area and pore size distribution;
焦化过程半焦孔隙结构时空变化规律的实验研究——孔隙率、比表面积、孔径分布的变化
Calculation of the specific surface area of the froth in flotation;
煤泥浮选气泡比表面积的计算方法
Effect of pyrolysis conditions on the char surface area and pore distribution;
热解条件对煤焦比表面积及孔隙分布的影响
Influence of preparing technology on specific surface area and oil absorption value in thepreparation of precipitated silica;
白炭黑制备工艺对比表面积和吸油值的影响
Determination of the Surface Area of Catalyst Support by Gas Chromatography;
气相色谱法测定催化剂载体的比表面积
The specific surface area was studied by using BET in different concentration of H2SO4,different calcining temperature and different impregnating time as well as different impregnating solution.
用BET(Brunauer,Emmett and Teller)法测定了在不同H2SO4溶液浓度、不同焙烧温度、不同浸泡时间及不同浸渍液时,比表面积的变化情况。
The effect of a hydration procedure parameter(water/solid ratio) on lime slaking rate、particle size and specific surface was studied in this paper using small theoretical equipment,and the effect tendencies of hydration procedure parameters on hydration productions properties were put forward.
利用小型机理实验装置研究了水灰比(水和氧化钙的摩尔比)对生石灰转化率、产物粒径和比表面积的影响,得出了消化过程参数对消化产物特性的影响趋势。
Ultrasonic attenuation coefficient of porous Al alloy increases with decreasing pore diameter, with decreasing porosity and with increasing specific surface.
结果表明:泡沫铝合金的超声衰减性能决定于其孔结构;通孔泡沫铝合金的超声衰减系数a随着孔径d的减小、孔隙率Ps减小和比表面积Sv的增加而增大;闭孔泡沫铝合金的超声衰减系数a随孔径d的减小、孔隙率Ps的增加和比表面积Sv的增加而增大;当孔径d、孔隙率Ps相近时,闭孔泡沫铝合金的超声衰减性能优于通孔泡沫铝合金;在1MHz-10MHz二者是具有良好阻尼性能的轻质材料。
Determination of catalyst′s specific area by LN_2;
低温氮吸附容量法测催化剂比表面积
The results show that,when the contents of titanium increase,the specific area of these hybrid materials increase accordingly.
结果表明:随着杂化材料中钛含量的增加,它们的比表面积随之增大。
By regressive analyzing the relation between specific area and water retention value (WRV) of the bleached eucalyptus KP can be expressed with a logarithm regressive equation as follows:y=127.
漂白桉木KP浆的保水值(WRV)与比表面积可建立数学模型y=127。
With cordierite as first carrier and self-made γ-Al2O3 containing rare earth oxides as second carrier the special surface area of cordierite honeycomb ceramics is increased.
用硝酸溶液对堇青石质蜂窝陶瓷样品进行处理,以堇青石为第1载体,浸渍涂覆掺杂稀土离子的自制-γA l2O3为第2载体,以增加堇青石质蜂窝陶瓷的比表面积。
It is found that hydration and calcination are beneficial to improve the special surface area、 total pore volume and pore-size distributions.
认为水合煅烧有利于提高样品的比表面积和比孔容积和优化孔径分布,不同水钙比水合样品具有不同的脱硫能力,且呈一定的规律性变化。
The results show that pyrolysis temperature, pyrolysis time and pyrolysis rate have an obvious effect on the special surface area(SSA) and average pore size(APS) of the biomass chars.
对于稻壳、树叶、棉花杆、玉米杆四种生物质焦,通过压汞法测量了其在大孔和部分中孔范围内的孔隙结构,发现热解温度、热解保持时间、热解快／慢速都会影响着焦样的比表面积和平均孔径。
Preparation, Characterization and Application of High Specific Surface Area Activated Carbon;
高比表面积活性炭的制备、表征及应用
Method of determination for specific surface of cement
GB/T207-1963水泥比表面积测定方法
Testing method for specific surface of cement--Blaine method
GB/T8074-1987水泥比表面积测定方法勃氏法
Carbon black used in rubber products--Determination of specific surface area-CTAB test method
GB/T3780.5-1991橡胶用炭黑比表面积测定CTAB法
Method for specific surface area of chrysotile asbestos
GB/T6646.4-1986温石棉比表面积测定方法
PREPARATION OF ACTIVATED CARBON WITH HIGH SPECIFIC SURFACE AREA FROM CORN COB
玉米芯制备高比表面积活性炭的研究
The Research of Producing High Surface Active Carbon with Petroleum Coke;
由石油焦制高比表面积活性炭的研究
Latest research progress in preparation of titanium dioxide with high specific surface area
高比表面积二氧化钛制备研究新进展
Preparation of High Specific Surface Area MgO by a Gel-Templating Route
凝胶-模板法制备高比表面积氧化镁
Application of ASAP2020 specific surface area and porosity analyzer.
ASAP2020比表面积及孔隙分析仪的应用
Experimental Study of Oxygen-Accessibility Specific Surface Area and Effective Reaction Specific Surface Area during Pulverized Coal Combustion;
粉煤燃烧过程中氧气可达比表面积和有效反应比表面积的试验研究
Determination of specific surface area of uranium dioxide powder by multipoint BET method
GB/T11847-1989二氧化铀粉末比表面积测定多点BET法
Metallic powder-Determination of the specific surface area-Method of nitrogen adsorption
GB/T13390-1992金属粉末比表面积的测定氮吸附法
Chemical reagents--Determination of specific surface area of solid supports used in chromatography
GB/T2922-1982化学试剂色谱载体比表面积的测定方法
Carbon black-Determination of specific surface area -Nitrogen adsorption method
GB/T10722-1989炭黑比表面积的测定氮吸附方法
Study on the Testing of Specific Surface Area and Adsorption Isotherm of Powders by Frontal Chromatogram;
迎头色谱法测定颗粒比表面积和等温吸附线
Preparation and Preliminary Application of High Surface Area Activated Carbon;
高比表面积活性炭的制备及其初步应用
A Study on Specific Surface Area of Nanograde SO_4~(2-)/TiO_2 Solid Super Acid;
纳米级SO_4~(2-)/TiO_2固体超强酸比表面积的研究