molecular diffusion
英 [məˈlekjələ(r) dɪˈfjuːʒən]
美 [məˈlekjələr dɪˈfjuʒən]
分子扩散
双语例句
- A passive detection tube for nitrogen dioxide gas has been developed based on the principle of the gas molecular diffusion and chemical adsorption.
研究一种简便、快速监测二氧化氮气体的方法，即二氧化氮被动式检气管法。 - Molecular diffusion also occurs in liquids and solids.
分子扩散同样也会在液体和固体中发生。 - Points of knowledge: Molecular diffusion and Knudsen diffusion;
知识要点：分子扩散与努森扩散； - For low carrier-gas velocities the HETP may become large owing to molecular diffusion effects.
载气线速低时，HETP是靠分子扩展影响而变大。 - The international researches and developments of molecular diffusion behavior in hydrogels, concerning with theoretic models and experimental methods, were reviewed in this paper.
主要从模型理论和实验研究方法两个方面综述了国内外聚合物水凝胶中物质扩散行为研究进展。 - Molecular diffusion occurs in a gas as a result of the random motion of the molecules.
气体中的分子扩散是由分子的不规则运动产生的。 - If the gas mixture in the tube is stagnant, the transfer occurs by molecular diffusion.
如果管中的混合气体是不流动的，那么传递就通过分子扩散来进行。 - In certain locations where atmospheric turbulence is lacking, smoke originating at the surface of the earth is dissipated largely by molecular diffusion.
在某些气体湍流缓慢的区域中，地球表面产生的烟雾很大一部分是通过分子扩散而消散的。 - Molecular diffusion is the predominant mechanism controlling volatile organic compounds transport within the composite liner.
有机挥发性化合物在复合衬里中迁移时，其主要的机理是分子扩散作用。 - Photon Correlation Spectroscopy Study of 4-Arm Star Polystyrene Molecular Diffusion in Good and θ Solvents
四臂星形聚苯乙烯在良溶剂和0溶剂中分子扩散的光子相关光谱的研究 - This cause serious pollution problems because mass is transferred less rapidly by molecular diffusion than by eddy diffusion.
这些引起了严重的污染问题，因为通过分子扩散的传质比涡流扩散的要慢。 - A passive detection tube for hydrogen sulfide is based on the gas molecular diffusion and chemical adsorption.
研究了快速监测硫化氢气体的新方法&硫化氢被动式检气管方法。 - The lower boundary of the region above which molecular diffusion dominates is 120 km altitude and is known as the turbopause.
分子扩散占主导地位的区域下界约在120公里处称为湍流层顶。 - The mechanism of paraffin deposition is molecular diffusion.
结蜡的机理是温差作用下的分子扩散。 - Presently, passive HTO sampler s 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。 - The study indicates that, the slippage effect is a combined result of gas molecule slip on capillary wall and gas molecular diffusion inside capillary tube, and also a result of combination of concentration and pressure fields.
研究认为，气体滑脱效应是毛细管壁处气体分子滑流和毛细管内部气体分子扩散的综合效应，是浓度场和压力场作用叠加的结果。 - The experimental data fit well with that from three-compartment model analysis, it suggests that the fluorescence probe labelling process is mainly controlled by molecular diffusion.
实验结果和用三房空模型分析所得的理论值符合较好，提示荧光探剂的标记过程主要受分子扩散所控制。 - Gas flow equation in porous media with a slippage effect was presented, combining with molecular diffusion theory. It is a theoretical foundation for further study on permeable theory, reservoir engineering, and performance analysis in low gas permeability reservoirs.
在考虑了气体渗流的特点后，结合分子扩散理论得到了考虑滑脱效应的气体渗流速度方程，为进一步开展低渗透气藏渗流理论研究，油藏工程研究和动态分析建立了基础。 - The mathematical model of the transport process integrates the following governing phenomena: convection, molecular diffusion, mechanical dispersion, sorption, immobile water effect and degradation, including both physical and chemical nonequilibrium processes.
输运过程数学模型包含了包括物理和化学非平衡过程的如下控制现象：对流，机械逸散，分子弥散，平衡与非平衡吸附，不流动水效应和蜕变。 - The oil adsorbing is controlled by molecular diffusion and Flory Huggins equation.
吸油过程由分子扩散控制和Flory－Huggins方程控制两部分组成。 - A new method for predicting gaseous molecular diffusion coefficients at atmospheric pressure
推算常压下气体分子扩散系数的新方法 - Progress in the Research of the Molecular Diffusion in Hydrogels
水凝胶中物质扩散过程研究进展 - On the basis of these, the calculating formula of reaeration coefficient considering the coupling of molecular diffusion and turbulent diffusion is brought forward.
在此基础上提出了水体同时考虑分子扩散和紊动扩散耦合的复氧系数计算公式。 - The micromixing condition in viscous system is determined by both engulfment and molecular diffusion.
粘性体系内微观混合质量受到涡旋卷吸与分子扩散的共同影响。 - The quenching process of Levofloxacin-HSA is not dynamic quenching, which resulted from the molecular diffusion and collision. It is caused by the static quenching process resulting from the chemical component between molecules.
利复星HSA体系的猝灭过程不是因为分子扩散和碰撞所引起的动态猝灭，而是分子之间结合形成了化合物所引起的静态猝灭。 - The adsorption kinetics in the swollen state is governed by molecular diffusion to the adsorption substrate; the adsorption time constant depends strongly on concentration and temperature.
伸张状态下的吸附动力学受分子向吸附底层的扩散所影响，吸附时间常数受溶液的浓度和温度的影响较大。 - Fluid dynamical behaviors, induced mainly by viscous forces, capillary forces, gravity and diffusion, are analyzed for the gas injection process in a fractured reservoir. Especially, molecular diffusion is focused on. 3.
分析了裂缝性油藏注气开采过程中的流体动力学行为，对各种驱动因素包括粘滞力、毛管力、重力及分子扩散等作用下的油气流动规律进行了描述。 - The positive definiteness of diffusion tensors is important in magnetic resonance imaging because it reflects the phenomenon of water molecular diffusion in a complicated biological tissues environment.
在核磁共振成像过程中，确保扩散张量的正定性是非常重要的，因为这个正定性反映的是水分子在复杂的生物组织环境中的扩散（布朗运动）现象。 - When the fluid is injected to displace the crude oil, the concentration difference between the injected solution and the in-site fluid makes the movement of particles in solution the common results of both molecular diffusion and convectional dispersion.
注入流体驱替原油过程中，注入溶液与地层中流体存在浓度差，使溶质颗粒在孔隙中的运动是分子扩散和对流弥散共同作用的结果。 - Appropriately increasing the temperature of the solvent, the enhancement of molecular diffusion capacity will help degreasing solvent.
适当提高溶剂的温度，分子扩散能力增强，有助于溶剂脱脂的进行。