The particle size the electrokinetic characteristics of PASiC and polyaluminum chloride (PAC), and the dynamic process of flocculation with PASiC and PAC were investigated and compared by particle size determination and streaming current (SC) technique.
采用共聚与复合两种制备工艺,分别制备出具有不同碱化度(B)和不同Al/Si摩尔比系列的商用聚硅氯化铝(PASiC)混凝剂,并分别采用颗粒粒径测定方法和流动电流(SC)测定技术研究比较了PASiC和聚合氯化铝(PAC)混凝剂的颗粒大小、电动特性和凝聚絮凝动态过程。
Effect of collection height on the zinic particle size of synthesis by hybrid laser and induction has been investigated by the in-situ collection method in the different special positions of the bigger cavity.
采用在较大腔体内不同高度处放置收集片而进行原位收集方法 ,研究了收集高度对激光—感应复合法所制备的锌微粉颗粒大小的影响 ,同时运用经典的蒸发冷凝理论 ,计算了金属锌微粉的颗粒大小与收集高度的关系 ,并与实验结果进行了比较。
The influence of final temperature,residence time and particle size on char property was examined.
考察了终态温度、停留时间等外部操作条件以及颗粒大小对液化残渣快速热解半焦特性的影响。
X-ray diffraction techniques determinated cry-stallinity, crystallite size and grain size;Transmission electon microscopy(TEM) observed grainsize.
研究了各种纤维素材料及不同酸浓度水解制成的微晶纤维素的聚合度,并用X-射线衍射法研究结晶度、结晶形态、晶粒尺寸和颗粒大小;用透射电镜(TEM)观察颗粒形状和大小,发现不同纤维素材料达到平衡聚合度(LODP)的盐酸浓度略有不同;在酸水解过程中纤维素的结晶形态、晶粒尺寸和颗粒大小基本不变,而且用X-射线衍射及TEM测出的颗粒不是纤维素晶粒,而是微原纤。
In this study,the least square method for separating twofold broadening effect of crystallite-fault were proposed and used to characterize the average crystallite size and stacki.
为了表征这种纳米ZnO的晶粒大小和层错几率,提出了分解纳米ZnO微晶-层错二重宽化效应的最小二乘法。
The result shows that its crystallite size is decreased,micro\|strain and effective temperature are increased as well as its crystalline lattice is disordered with grinding time increasing.
研究表明 :随着粉磨的进行 ,金红石型TiO2 的晶粒大小D减少、显微应变ε增加 ,有效温度系数增加 ,晶格无序化程度增强。
And the calculation of crystallite size derived from Debye-Scherrer s equation is carried out in terms of Least Square Method by self-written VB program.
然后在Debye-Scherrer方程的基础上运用最小二乘法对晶粒大小进行计算,这一过程由自编的VB程序完成。
The effects of extrusion deformation on grain size and properties of AZ31 magnesium alloy;
热挤压工艺对AZ31镁合金晶粒大小及性能的影响
The lattice parameter and the grain size of BaTiO3 nanocrystal were calculated.
用X射线粉末衍射仪对粉体的晶态进行了表征,计算了BaTiO3粉体的晶格常数,以及不同焙烧温度下BaTiO3粉体的晶粒大小。
The results indicate that the processing times has no prominent effect on the grain size of friction stir processed zone.
结果表明:加工次数对搅拌摩擦区晶粒大小影响不大;但加工次数多可增加搅拌摩擦区组织的面积,并使组织均匀化;使热机械影响区组织向搅拌摩擦区组织发生转变;增大轴肩下压区细晶组织面积,进一步细化轴肩下压区的晶粒。
ZSM-5 zeolites with different crystal sizes ranged from 3 to 12 μm were synthesized using hydrothermal method under different reaction conditions.
用水热法合成了晶粒大小在3~12μm 的 ZSM-5分子筛,并考察了晶化温度、晶化时间、模板剂品种和用量等因素对分子筛结晶度和晶粒大小的影响。
Titanium silicalite 1(TS 1)with different crystal sizes were synthesized in the system of TPABr n butylamine by adjusting the formation of gel and the method of crystallization.
在四丙基溴化铵 正丁胺体系中合成不同晶粒大小的TS 1沸石 ,采用IR、XRD UV Vis、SEM、2 7AlMASNMR对其进行表征 ,并以丙烯环氧化反应为探针考察其催化性能。
In this paper,aromatization of propane has been studied over ZnZSM 5 with different crystal size in a fixed bed reactor.
在常压连续流动固定床反应器上,以Zn/HZSM - 5 为催化剂,考察了分子筛晶粒大小、焙烧温度、水热处理温度和正硅酸乙酯改性对丙烷芳构化转化率、芳烃收率以及产物分布的影响。
fluidizable particle size
可流体化的颗粒大小
espirable-sized particulates
颗粒大小可因呼吸进入人体的微粒
Measuring the size of grains in emulsion using the speckle contrast of laser
激光斑纹反差测量乳状液颗粒大小
What are the four types of soil according to the size of particles?
按颗粒大小来分,土壤分为哪4类?
Gqudin's equation
(测定颗粒大小用) 高丁方程式
In clastic sediments, particle size is an important factor.
在碎屑沉积物中,颗粒大小是个重要因素。
Discussion on Surface Soil Particle-Size Distribution Models in the North of Mount Yin;
阴山北部地表土壤颗粒大小分布模型的探讨
Effects of temperature and granule size on sludge drying characteristics
温度与颗粒大小对污泥干燥特性的影响
Effect of Particle Size on Avalanche in the Chute;
颗粒直径大小对凹槽颗粒崩塌的影响
barley ground into small round pellets.
大麦磨成小的圆球状颗粒。
These particles may range in size from 0.01 to 10μ.
颗粒的大小可能在0.01-10μ范围内。
Is Shot Size , Ratio and Source controlled?
抛丸颗粒的大小,比率及来源是否受控?
An organic particle of colloidal size found in coal.
胶态离子见于煤中的胶粒大小的有机颗粒
Research on the Aerosol in Air & Stack and PAHs Attached on the Aerosol;
烟气和大气中小颗粒污染及颗粒物中多环芳烃污染研究
Each microdot is the size of a grain of sand and contains an identifier.
每颗微粒都是一粒沙粒的大小并且包含一个辨识码。
Effect of Spleen-Invigorating and Dampness-Resolving Granule on Small Intestinal Motility in the Rats with Irritable Bowel Syndrome
健脾化湿颗粒对IBS模型大鼠小肠运动的影响
STATIC FRICTION FORCE ON PROBING ROD IN GRANULARPILE IN SMALL CONTAINER
小筒仓内颗粒中探测棒受到的最大静摩擦力
Quality analysis of Da,Xiao-Chengqi Decoction produced in Taiwan
台湾生产的大、小承气汤浓缩颗粒质量分析研究