目前得到的粉末几乎都为球形，但颗粒粒径分布范围比较宽。
The most part of powder is spherical with a broad particle size distribution.
动态光散射(DLS)是常用的一种用于检测颗粒粒径分布的方法。
Dynamic light scattering (DLS) is one of the most popular methods used to determine the size of particles.
显微图象及粉体颗粒粒径分布分析显示，高钙灰的颗粒分布呈不均质性；
Analyze of micrograph and particle diameter distribution present that particle diameter of high-calcium fly ash distributes unequally.
以颗粒粒径分布、流动性及成品率为评价指标，优选清胆颗粒制粒工艺。
And the preparation technology was optimized by taking grain size distribution, grain fluidity, the ratio of finished product as evaluation index.
首先，结合辅料颗粒形态特性的细微分析，对颗粒粒径分布(PSD)进行分析。
First, a particle size distribution (PSD) analysis together with a detailed analysis of morphological properties of the excipient particles were performed.
离心式渣浆泵叶轮中固液两相流动，对于不同颗粒粒径有不同的运动规律和渣浆浓度分布。
The flow structure and the slurry consistence of the particle-liquid two-phase flows through the impeller of the centrifugal slurry pump are studied.
从本质上讲，絮凝工艺是专门用以改变悬浊液中颗粒粒度分布的，沉淀和过滤工艺也只能去除某些具有一定粒径的颗粒。
Essentially, flocculation process is used to change particle size distribution of suspension, and units of sedimentation and filtration can only remove particles of a certain grain size range.
分散剂体系对聚合过程体系的稳定性、所形成树脂的颗粒粒径及粒径分布、颗粒空隙率和表观密度等有重要作用。
Dispersant system has important effect on stability of polymerization system, the diameter and diameter distribution, porosity and apparent bulk density of resin particles, etc.
基于光散射原理，提出了一种新的测量颗粒粒径大小及分布的方法。
Based on the light scattering principle, a novel method for particle size analysis is presented in this paper.
而浸渍树脂的碳毡硅化处理后的显微组织特点是反应生成的碳化硅颗粒粒径及分布均不均匀。
As for the impregnated carbon felt, the reaction-formed SiC particles were nonuniform in size and distribution, and the smaller SiC particles would dissolve with the increase of sintering time.
结果表明采用该法制备的纳米粒子分散性好，晶体粒子分布均匀，结晶度高，纳米颗粒粒径为12.5纳米，且粒子产率达到86%。
The results indicated that the dispersity of the nanoparticles was well, The crystal size was 12.5nm, they were well-proportioned, the crystallinity was high, and the productive rate reached 86%.
结果表明采用该法制备的纳米粒子分散性好，晶体粒子分布均匀，结晶度高，纳米颗粒粒径为12.5纳米，且粒子产率达到86%。
The results indicated that the dispersity of the nanoparticles was well, The crystal size was 12.5nm, they were well-proportioned, the crystallinity was high, and the productive rate reached 86%.
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