secondary particle

Measurement of size and distribution of secondary particle piled pore of α - Al_2O_3 carrier by TEM

TEM测定α-Al2O3载体的二次粒子堆积孔大小及分布

The secondary particle sphere of xonotlite yielded by konilite is of hollow structure , however , for the carbon white fibrous crystal just stacked densely and balling up is poor .

由粉石英制备的硬硅钙石二次粒子球具有中空结构，而白炭黑对应样品则以纤维聚集成的块体为主，成球差。

Preparation and characterization of silica with secondary particle structure

具有二次微粒结构白炭黑的制备及表征

An approximate treatment for double differential spectrum of secondary particle in light nuclear reactions

轻核少体反应次级粒子双微分谱近似处理研究

The influence of the primary particle 's size and the sintering time on the secondary particle was investigated .

分别研究了一次颗粒尺寸、烧结时间对于二次造粒的影响。

The silica with secondary particle structure was prepared by a two-step process , and its properties were investigated .

采用两步工艺法制备具有二次微粒结构的白炭黑，并对其性能进行研究。

After being dispersed and centrifugal separated , the secondary particle size is 168 nm .

所制粉体经分散、离心处理后，二次粒度为168nm；

A model of the secondary particle piled pore of α - Al 2O 3 carrier was set in two approximate cases .

在两种近似情况下，建立了α-Al2O3载体的二次粒子堆积孔模型；

The effect of secondary particle structures on rheological property of PVC pastes was studied , The partical Structure may be divided into three types .

本文研究了次级粒子结构对PVC糊流变性能的影响。乳液法PVC树脂的颗粒形态可以分为三种类型：离散的初级粒子型，聚结松散的次级粒子型，聚结紧密的次级粒子型。

The energy-angular double-differential spectrum of secondary particle in light nuclear reactions is closely connected with reaction mechanisms , and is quite useful to nuclear technology applications .

轻核反应次级粒子的能量角度双微分谱同反应机制是密切相关的，而且对核工程技术很有应用价值。

But xonotlite slime , which is prepared by the carbide slag calcined at900 and1000 ℃, is made up of a little small orbicular secondary particle .

而900、1000℃煅烧电石渣制备的石灰乳活性小，合成得到的硬硅钙石球形粒子直径小，且倾向于紧密团聚。

The growth process of the seeds was investigated in depth and the secondary particle formation was analyzed from many aspects . The controlling methods were put forward and the preliminary interpretation of the growth kinetics of seeds was given on that base .

对种子粒径增长过程进行了深入的探讨，从多方面分析了次生粒子的形成，在此基础上提出了控制方法并对种子生长动力学作了初步解释。

The effect of the size , mass fraction and distribution of the secondary particle on the characteristics of arc movement was discussed , and the effect of microstructure on the arc erosion of Al2O3 / Cu composite material was disclosed .

探讨了氧化物第二相粒子的尺寸、数量和分布对电弧运动特性的作用，揭示了显微组织对Al2O3/Cu复合材料耐电弧烧蚀的影响机理。

Specific Radioactivity Produced by the Secondary Charged Particle Nuclear Reaction in the Primary Circuit Water of PWR

压水反应堆一回路水中二次带电粒子核反应产物的比活度

The deflection of the secondary charged particle trajectories of EAS in the geomagnetic field distorts the lateral distribution of the secondaries .

广延大气簇射（EAS）中次级带电粒子在地磁场中偏转，影响次级粒子的横向分布。

Influence of gravity on secondary flow of particle phase was investigated .

受气相二次流的作用，颗粒相也存在类似于气相的二次流现象，并考察了重力对颗粒相二次流的影响。

Influence of gravity on secondary flow of particle phase in a square duct

直方槽道中重力对颗粒相二次流的影响

The thesis provided the formulae of the precipitating rate the primary , secondary and tertiary particle sizes of the hydrolyzing reaction as the reaction time is changed .

文中还进一步分别给出了水解反应的沉淀率一次、二次和三次粒子的粒径随反应时间变化的关系式。

Pore types are mainly native intergranular pore , followed by dissolution pores , intergranular holes , cracks , and other secondary porosity , particle cement type is pore to pore contact .

孔隙类型以原生粒间孔为主，其次为溶蚀孔、晶间孔及裂缝等次生孔隙，颗粒间以孔隙～孔隙接触式胶结类型为主。

We can gain new conclusions by comparing the test results of short core and long core . Short core flow tests can not observe the damage of acidizing secondary reaction and particle migration , long core flow tests can effectively simulate acidic rock reaction .

通过对短岩心、长岩心酸化流动模拟试验结果的综合分析，得到如下新认识：短岩心试验观察不到酸化二次反应、微粒运移所造成的伤害；

Study of the Catalytic Activity of Liquid Phase Dehydrogenation of Secondary Alcohol on Ni-Ultrafine Particle Catalyst

镍超细粒子催化二级醇液相脱氢反应的活性研究

Study on Secondary Pore in Zeolite Molecular Sieve Materials ⅰ . Secondary Pore in Crystalline Particle and Equivalent Diameter of Crystalline Particle

沸石分子筛材料中次级孔的研究&Ⅰ.晶粒内次级孔与晶粒当量直径