1) particle size distribution
粒径分布
1.
Studies of phase holdup and particle size distribution in slurry bubble column reactor;
浆态床反应器中相含率及粒径分布的研究
2.
Transient variations of bed voidage and particle size distribution in expanded bed during yeast suspension loading;
酵母悬浮液进料时膨胀床空隙率和粒径分布的动态变化
3.
Grey connection analysis between the particle size distribution of fly ash-slag powder-cement compound and its fluidity;
粉煤灰-矿渣-水泥体系粒径分布与其流动性的灰色关联
2) size distribution
粒径分布
1.
Characteristics of size distributions of atmospheric fine particles in the north suburban area of Nanjing.;
南京北郊大气细颗粒物的粒径分布特征
2.
Studies on characteristics of size distribution and formation mechanism of fine particle matters in summer of Ji'nan;
济南夏季大气颗粒物粒径分布特征及来源机理分析
3.
Characterizing of the size distribution of indoor airborne nanoparticle;
室内气溶胶纳米颗粒物的粒径分布特征
3) diameter distribution
粒径分布
1.
Influence of aliphatic polyols on diameter distribution of hydrothermal synthesized zeolite A;
脂肪族多元醇对水热合成A型沸石粒径分布的影响
2.
The conformation principle,performance character and quality control and guarantee rules during operation of Wide-range Particle Spectrometer,a apparatus of observing atmospheric paricle number concentration and diameter distribution,have been introduced,and the existent problems have been discussed at the same time.
介绍了大气颗粒物数浓度及粒径分布观测仪器-宽范围颗粒物分光计的构造原理、性能特点及操作中的质量控制与保证规程,并对存在的问题进行了论述。
3.
This paper sets up the relations of all the selected parameters and goes deep into the influence these parameters (roundness, diameter distribution, average diameter) impose on the interactional force of Aeolian sand; Validate some phenomena exist in the desert dune.
以北京北郊的沙漠沙为研究对象,对其多种物理特性进行测量和分析,提取其中的流体力学和粉体力学特征,建立这些特性参数之间的横向联系,指出了圆度、粒径分布和平均粒径等形貌特征参数对于沙粒的颗粒间作用力效果的重要影响;用测量结果验证和解释了沙丘结构的一些现象和规律。
4) particle diameter distribution
粒径分布
1.
The morphous, particle diameter distribution, drug content, and stability of the formed emulsion were investigated.
方法分别采用转相超声乳化技术和高压乳匀法制备莪术油亚微乳,比较其形态和粒径分布,HPLC法测定了其含药量,并进行稳定性比较。
2.
The effects which would effect the particle diameter distribution are preliminary analyzed.
探讨了马尔文激光粒度仪测量纳米TiO2分散液粒子粒径分布的规律。
3.
The particle diameter distribution of liquid droplets is one of the key factors involved in the technology for making fluid ice from a liquid-liquid circulating fluidized bed.
液滴的粒径分布是液-液循环流化床制取流体冰技术的关键因素之一。
5) particle-size distribution
粒径分布
1.
Investigation of different models to describe soil particle-size distribution data;
几种土壤累积粒径分布模型的对比研究
2.
Inductively coupled plasma mass spectrometry was used to determine the concentration of about fifty elements and their particle-size distribution in atmospheric aerosol samples collected by filter and cascade impactor.
利用过滤法和级联撞击采样器采集大气气溶胶样品 ,采用电感耦合等离子体质谱分析方法测定了其中约 5 0种元素的浓度及其粒径分布 ,得到了当地大气气溶胶的总质量浓度、粒度分布及其分布类型 ,计算了各元素在不同粒径上的富集因子。
3.
plantation in Loess Platean by using soil particle-size distribution at different depth.
结果表明,在油松人工林凋落物和根系等的作用下,人工林能够提高林地土壤的团聚能力,降低土壤的分形维数;不同深度油松人工林地的土壤颗粒分形维数在土壤剖面趋于均一,而且小于同种质地的其他土壤;土壤颗粒分形维数可以反映森林土壤粒径分布的变化,因而可作为评价森林土壤生态特征的指标。
6) distribution of particle size
粒径分布
1.
Study on HAF-filled type powdered SBR I. Powdering conditions and distribution of particle size;
高耐磨炭黑填充型粉末SBR研究 Ⅰ.粉末化条件与粒径分布
2.
Considering the influences of the Particle volume fraction and the distribution of particle size on the flow.
考虑粉粒体积分率及粒径分布对流动的影响。
补充资料：调和平均粒径
分子式：
CAS号：
性质：在混合颗粒中，直径为d1、d2、…dn的颗粒的质量分率，分别为x1、x2、…xn，则混合颗粒的调和平均直径可按下式计算：
CAS号：
性质：在混合颗粒中，直径为d1、d2、…dn的颗粒的质量分率，分别为x1、x2、…xn，则混合颗粒的调和平均直径可按下式计算：
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条