因热扩散、含水率梯度引起的水分迁移可以忽略不计。
Moisture transfer caused by heat diffusion and a moisture content gradient could be neglected.
蒙特卡罗模拟提供了一种定性研究MRI和NMR中非均匀场梯度扩散衰减的方法。
Monte Carlo simulation provides an alternate way to quantify the effects of inhomogeneous field gradients used in MRI and NMR.
目的：比较非理想均匀磁场和线性梯度磁场中扩散运动引起的信号衰减对温度、时间的依赖性。
Objective; To compare the dependence of signal attenuation on temperature and time caused by the diffusion movements in inhomogeneous and linear gradient magnetic field.
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。
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.
利用动力学方程组，并对其中垂直梯度项和垂直扩散项进行了参数化处理。
Dynamic equations are used in which the vertical gradient and vertical diffusion are parameterized.
模型表明主城对卫星城市的经济扩散通量与其间交通通道的通过能力及两城市间的产业梯度呈正比。
The model indicates that the economic spread flux of central city to satellite city is in proportion to the capacity of traffic passages and industrial gradient between them.
采用溶液凝胶扩散共聚法可以成功地合成二元体系的甲基丙烯酸苄酯甲基丙烯酸甲酯层状梯度折射率板。
The binary monomer system, Benzel methacrylate(BzMA) Methyl methacrylate(MMA) layer gradient refractive index(GRIN) plates can be successfully fabricated by liquid gel diffusion copolymerization.
温度垂直梯度越大，它在垂直方向上阻碍上层海水的热量往深层扩散的能力就越强。
The greater the vertical maximum gradient is, the more powerful its capability to block vertical heat diffusion from upper water layer to deep water layer.
边界层的特征在于被氧化离子的浓度梯度，还原剂离子的扩散通过边界层控制了氧化还原反应。
The boundary layer is characterized by a concentration gradient of the oxidized ion. Diffusion of the reducing agent ion through the boundary layer controls the REDOX reaction.
超急性、急性期病灶中心相对表观扩散系数最低，从中心往外逐渐升高呈梯度征。
The rADC in hyperacute and acute stage of focus center was minimized, and increased progressively from center to periphery with gradient sign.
这就更利于空位机制扩散，化学势梯度也相应增加。
This would be propitious to the diffuse of vacancy mechanism, and accordingly the chemical.
基体与熔凝层之间存在梯度扩散层。
A gradient diffusion layer exists between the layer and the matrix.
这里利用成熟的室外大气污染物扩散理论- 梯度输送理论和箱模式理论，提出焊接烟尘在室内的扩散模式和浓度分布的理论计算方法。
In this paper, the diffusion model and the theoretic calculation method of welding dust are given by gradient transportation theory and box model for outdoor atmospheric pollutants.
溶质沿着浓度梯度溶解的运动过程被称作分子扩散运动。
The movement of a solute down its concentration gradient is called diffusion.
影响韵律形成的因素很多，通常包括岩浆成分、对流作用、扩散作用、热梯度、氧逸度、温度和压力等。
These factors include magma composition, convection, diffusion, thermal gradient, oxygen fugacity, temperature, pressure, the shape of magma chamber etc.
当这种弱酸性药物经口服给药时，胃与血浆之间的非解离型药物浓度梯度很大，从而有利于透过胃粘膜扩散。
When the weak acid is given orally, the concentration gradient for un-ionized drug between stomach and plasma tends to be large, favoring diffusion through the gastric mucosa.
关于二元合金互扩散系数的表达式，虽然有过推导，但是在推导过程中都是以扩散组元的浓度梯度为出发点。
Expressions for interdiffusion coefficients were derived in the literature, but they are all based on the concentration gradient.
这一方程描述了扩散过程中扩散系数依赖于未知量及其自身梯度。
This equation describes the diffusion coefficient depends on a quantity and its gradient in a diffusion procedure.
通过设计扩散系数为梯度模及曲率的函数，提出了一种保护角点的非线性扩散滤波模型。
A corner preserving nonlinear diffusion filter is proposed, whose diffusion coefficient is the function of the gradient and the curvature.
通过设计扩散系数为梯度模及曲率的函数，提出了一种保护角点的非线性扩散滤波模型。
A corner preserving nonlinear diffusion filter is proposed, whose diffusion coefficient is the function of the gradient and the curvature.
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