颗粒组分

基于颗粒动力学理论，考虑气体与颗粒、颗粒组分以及颗粒之间的相互作用，建立了下吸式移动床裂解炉炉管内的气固两相流动模型。

Based on the kinetic theory of granular flow , in the furnace tube of downdraft moving bed cracking furnace , a mathematical model of gas-solid flow was established taking consideration of the interaction between gases and particles as well as the interaction of granular component and particles .

核仁的超微结构由纤维中心（FC）、致密纤维组分（DFC）和颗粒组分（GC）三种基本结构区域组成。

The nucleolus is made up of three basic structure subcompartments : fibrillar centers ( FCs ), dense fibrillar components ( DFCs ), and granular components ( GCs ) .

Qm-F-Lt，Qt-F-L三角图解显示，南部坳陷的砂岩颗粒组分落入再旋回造山带，极少量落入再旋回造山带与岩浆岛弧混合带，说明古近纪南部坳陷构造活动整体比较强烈。

Qm-F-Lt , Qt-FL triangular diagram show that sandstone componental particles mainly falling into recycling orogenic zone , a very small amount into recycling of orogenic belts and volcanic arc mixing zone , indicating that there were overall more intensive tectonic activities of south depression in the Paleogene . 5 .

民和黄土粗颗粒组分的气候意义初探

Preliminary discussion of the climatic implications of the coarse grain component of Minhe loess

颗粒组分反映出高能波浪作用下海滩的沉积特点；

Depositional characteristics of high energy wave action on the beach appear in the grain components .

通过实验室模拟试验，研究了燃煤飞灰颗粒组分对于燃煤烟道气中气相汞的吸附脱除特性。

After the simulation experiments , the paper studied the sorption and removal features of gas phrases Hg in flue gas .

结果显示，中国东南近海海底沉积物的基本声学物理特性如下：沉积物类型多样而且复杂，从黏土到砂砾有13个颗粒组分组合；沉积物物理力学参数变化范围较大；

The results show that the sediments can be divided into 13 types from clay to gravel , and their physical and mechanical parameters are greatly different ;

MIS5.3期至中全新世，不断增加的陆源砂级和粉砂级颗粒组分说明随着气候的逐渐变冷，陆架海冰在不断扩张。

Increases in fine-and silt-grained terrigenous components from MIS 5.3 to the Middle Holocene imply that sea ice on the Bering Sea slope extended continuously in a cooling climate .

在弱非线性条件下，数值研究了体系的有效线性介电函数和光学非线性随体积分数的变化，并发现体系的线性介电函数比光学非线性更依赖于绝缘颗粒组分的体积分数。

In the weak nonlinearity limit , we calculate numerically the effective linear dielectric function ( ε 0 e ) and optical nonlinearity ( χ e ) as functions of the volume fraction of insulator inclusions ( f ) .

民和黄土各粒径组分含量变化与磁化率曲线对比，并进行相关分析发现：民和黄土＞30μm的粗颗粒组分可以作为较敏感的东亚冬季风代用指标。

Comparison between the granulometric composition and the magnetic susceptibility curve of the Minhe loess and correlation analysis have revealed that the > 30 μ m coarse grain component can be used as a sensible index for the East Asian winter wind .

在相似的压力和饱和度条件下采用动力作用前后分别测试弹性波速的方法，将动力荷载对加固凝聚力的破坏作用与土样自身的颗粒组分对波速的影响区分开来。

In the condition of the same confined press and saturation , the elastic wave velocities are measured before and after soil samples are dynamically loaded , so that the elastic wave velocity changed by dynamic load is distinguished from that by soil nature characteristics .

对我国西部地区油气盆地中碎屑岩压裂缝的研究表明，这种压裂缝的发育程度与粒级、碎屑颗粒组分、填隙物含量有密切的关系。

By studying the crushed fracture in clastic rock of the oil & gas-bearing basin in the western China , it can be seen that the development degree of the crushed fracture has close relation to grain size , type of detrital minerals and the amount of interstitial material .

无铅汽油尾气颗粒物组分及其毒性研究

Study on Components in Automobile Exhaust Particulates of Unleaded Gasoline and its Toxicity

哈尔滨市采暖期大气颗粒物组分源解析

Apportionment of Air-Borne Particulate during Heating Period in Harbin

大气中颗粒物组分的ICP&AES法测定

Determination of Composition of Atmospheric Grains by ICP-AES

研究了适用于大气颗粒物组分测定的采样膜、采样时间及采样量。

The films , time and amount suitable for determining composition of atmospheric grains were studied .

HPLC法测定小儿氨酚黄那敏颗粒中二组分的含量及马来酸氯苯那敏含量均匀度考察

Determination of Two Components in Pediatric Paracetamol , Artificial Cow-bezoar and Chlorphenamine Maleate Granules by HPLC and Uniformity of Dosage Units to Chlorphenamine Maleate

沈阳市区大气颗粒物元素组分及其分布

Element components and distribution of atmospheric particulates in Shenyang urban areas

柴油机尾气颗粒提取物不同组分的致突变性

Mutagenicity of Various Fractions of Diesel Engine Exhaust Particulates Extracts

柴油机排出颗粒物不同组分对哺乳动物遗传毒性的研究

Study on Genotoxicity of Diesel Exhaust Particulate Composition in Mammal

长春市总悬浮颗粒物元素组分及时空分布规律

Elements species and temporal-spatial distribution of total suspended particles in Changchun city

沙尘暴事件中大气颗粒物化学组分的浓度变化和硫酸盐的形成

Concentration Variation of Atmospheric Aerosol Constituents and Sulfate Formation during An Asian Dust Event

长沙市郊区大气可吸入颗粒物化学组分特性及源解析

Chemical Compositions and Source Apportionment of Inhalable Particulate Matter at Suburban Area of Changsha

公路隧道中可吸入颗粒物化学组分特征研究

Research on the Characteristics of the Chemical Components of the Inhalable Particles in Highway Tunnels

含氧柴油对柴油机排放及细颗粒物碳质组分的影响

Effects of Oxygenated Fuels on Emissions and Carbon Composition of Fine Particles from Diesel Engine

非等温催化剂颗粒上活性组分的最佳分布

Optimal Activity Distribution in Nonisothermal Pellets

首先，定义了多组分的复杂混合颗粒系统的组分颗粒温度、整体颗粒温度和整体压力，并给出了明确的数学表达式。

Firstly , we define the partial and global granular temperature and global pressure of the mixture .

说明铅化合物作为细颗粒物众多组分中的一种，在细颗粒物致肺损伤过程中发挥了一定的作用。

The lead compounds , as components of PM2.5 , play a certain role on lung injury .

并从颗粒物化学组分变化角度探讨了沙尘天气这种流动的颗粒物大污染源对兰州地区大气环境质量的影响。

Furthermore , from the perspective of chemical composition , the influence of dust weather , a pollution source composed of flowing matter , on urban atmospheric environment in Lanzhou was evaluated .

我们的理论计算和数值模拟结果均证明可以通过调节电导分布指数、颗粒形状以及组分的体积分数等手段来实现体系有效非线性的增强，为制备具有强非线性的复合材料提供了理论指导。

With the aid of the theoretical formulas and numerical simulations , we find that the effective linear and nonlinear responses are found to be dependent on the distribution exponent , the granular shape , the volume fraction and so on .