A numerical model for turbulent fluctuation and diffusion of gas-particle flows is presented.
本文提出了气固两相流动的湍流扩散数学模型。
At the same time, carbon dioxide is removed from the blood through the same process of diffusion. This waste gas is expelled as we breathe out.
同时，血液中的二氧化碳经过同一个扩散过程被排除，并随着我们的呼气而排出体外。
Thus it is of great significance to both evaluating the mud ability to stop gas in diffusion phase and estimating the gas diffusion amount.
对于准确评价泥岩阻止扩散相天然气能力和估算天然气扩散都具有重要意义。
Combining several techniques enables researchers to measure the rate of diffusion of these helium gas molecules, which reflect the size of the air sacs in the lung.
联合其他的仪器研究者能够测量出氦气分子的扩散率，这将反映出肺中肺泡的大小。
The osmotic gas beneficiation on another surface of films and diffusion in the air.
渗透气体在膜的另一表面上富集，并向空气扩散。
The difference of gas diffusion regularity between moving bed and fixed bed enlarged with the increase of catalyst recycle intensity.
随着催化剂循环强度的增加，移动床与固定床在气体扩散规律上的偏离程度增大。
Their thin walls contain numerous capillaries, supported by a mesh of elastic and collagenous fibres; gas exchange Between them occurs by diffusion.
肺泡壁薄，多毛细血管，由网状的弹性纤维和胶原纤维加以支撑，经由扩散交换气体。
Take gas diffusion electrode of zinc-air battery for example and add catalyst by layers, we studied the effect of changing catalyst layer location on the performance of gas diffusion electrode.
以锌空气电池气体扩散电极为研究对象，采用分层添加催化剂的方式研究了改变催化层位置对气体扩散电极放电性能的影响。
The ratio of the square of certain concentration gas diffusion depth and diffusion time is constant when it diffuses and reacts through the solids bed.
一定浓度的气体通过固体颗粒层扩散-反应时，其扩散深度的平方与扩散时间的比值为常数。
The experiment quantitatively verifies the existence of convection flows of gas induced by the gradient magnetic field, furthermore the convection flow promotes the combustion in diffusion flames.
实验定量地验证了梯度磁场可以诱导气体对流的发生，从而进一步推进扩散火焰燃烧反应。
Detailed numerical simulation study is made on the turbulent diffusion flame of a gas burner.
采用数值方法对重整炉瓦斯燃烧器湍流扩散火焰进行了较详细的研究。
From the gas diffusion theory to study gas diffusion on the wet air, to Fick theory analysis, puts forward the influencing factors of gas diffusion.
从气体扩散理论出发，研究了湿空气下的天然气扩散，以菲克理论进行理论分析，重点提出了气体扩散的影响因素。
Presently, passive HTO samplers are being widely used abroad. It samples HTO in air based on the principle of gas molecular diffusion and permeation.
目前被动式氚取样器在国外取得了广泛的应用，它是基于气体分子扩散或渗透原理采集空气中氚化水蒸汽（ HTO）样品的一种方法。
It is doubtful that the diffusion or ideal mixing stage models can satisfactorily represent the behavior of gas in fluidized beds.
扩散模型或者理想混合级模型能否满意地表示气体在流化床中的性状是可以怀疑的。
The experimental study of a gas solid flow pattern and gas diffusion characteristics using polystyol particles and glass bead has been carried out in a pressurized spouted fluidized bed.
在一个加压喷动流化床装置上进行了冷态实验，研究加压条件下床中的气固流动状态和气体在各部分的扩散特性。
Centred on thermal radiation, noise and diffusion, the basic design principle and method of gas blowdown sound pipe are described in derail.
围绕热辐射、噪声和扩散详述了天然气放空立管的基本设计原则和方法。
This paper studies the change characteristics of gas diffusion coefficients of sandstone and mudstone by analyzing the factors influencing the gas diffusion coefficients.
通过分析地层剖面中砂泥岩天然气扩散系数的影响因素，研究了地层剖面中砂泥岩天然气扩散系数的变化特征；
The differential equations of coal particle gas diffusion under the third kind boundary condition and its analytical solution have obtained on the basis of theoretical analysis.
基于理论分析建立了第三类边界条件下的煤粒瓦斯扩散方程，并给出了解析解。
In order to study the growth mechanism of protein crystals, the surface morphology of(101) face of lysozyme crystals obtained by gas diffusion method was observed by AFM imaging.
为研究蛋白质晶体的生长机理，采用气相扩散法制备溶菌酶晶体，使用原子力显微成像技术观测了溶菌酶晶体（101）生长面的形貌。
A new detection tube for formaldehyde gas based on passive sampling has been developed according to the principle of the gas molecular diffusion and chemical adsorption.
新研制的甲醛被动式检气管是建立在气体分子扩散和化学吸收原理基础上的。
The structure is made up of cylinder model with three-dimensional diffusion, which upper and side surfaces can meet the gas at the same time to enlarge the area with gas.
该传感器敏感膜结构由离散的微型圆柱体单元三维式扩散模型组成，模型上表面和侧面同时接触被测气体，扩大了与被测气体的接触面积。
This paper is based on the theory of gas dynamics, by means of improving the first nozzle of diffusion pump in order to increase the pumping speed of diffusion pump are reported in the paper.
本文以气体动力学理论为基础，论述了如何通过改进扩散泵的第一级喷咀来提高扩散泵的抽气速率。
The basic characteristics of gas convective diffusion of underground coal gasification (UCG) are studied.
气化气体对流扩散的基本特征。
For avoiding the diffusion of the gas containing bacteria in the tube of the respiration apparatus to pollute the air in ward and make the cross-infection.
为防止呼吸机呼气管道中的含菌气体扩散污染病房空气，引发交叉感染。
The effect of pore characteristics on gas diffusion was analyzed. The relationships between the specific area, average pore diameter and porosity with the diffusion coefficient were obtained.
分析了比表面积、平均孔径、孔隙率等孔隙特性参数对扩散的影响，获得了分形多孔介质中气体扩散系数与平均孔径的函数关系。
Therefore, it is necessary to do researches on the CO2-crude oil diffusion mechanism and change law in the process of gas injection.
因此，有必要针对注气过程中的CO2 -原油扩散机理及变化规律进行探讨。
Therefore, it is necessary to do researches on the CO2-crude oil diffusion mechanism and change law in the process of gas injection.
因此，有必要针对注气过程中的CO2 -原油扩散机理及变化规律进行探讨。
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