The diffusion of morphogens was essential for setting up stable patterns across space.
形态的扩散对于建立一个空间中稳定的格局来说是必要的。
The unit operation, a solid particles of dust and impurities by gravity, inertia diffusion, contact resistance leave, static comprehensive effect, dust settlement piling up in filtering elements.
机组运行时，大量灰尘和固体颗粒杂质由于重力、惯性扩散、接触阻留、静电等综合作用，灰尘沉降堆积在过滤元件上。
The stepped-up pace of invention, application and diffusion, in turn, accelerates the whole cycle still further.
反过来，发明、应用与推广的速度的加快进一步加速了整个过程的循环。
Based on molecular diffusion model of water vapor a theoretical model of frost growth is established and an experimental set with a liquid nitrogen cooled tube is built up.
以蒸汽分子扩散模型为基础，建立了预测霜层生长过程的数学模型，并建立了以液氮为冷媒的管内强制流动结霜实验台。
The body quality difference and make more worse, to speed up the transfer of diffusion.
病人身体素质更差，使病情恶化，加快扩散转移。
The solution the rise of temperature diffusion speed up, reduce can strong difference, in addition, temperature polarization still can make ion dehydration process of speed up.
镀液温度的升高能扩散加快﹐降低浓差极化﹐此外﹐升温还能使离子的脱水过程加快。
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。
In this paper the global solutions and blow-up problems are studied for the fast-slow diffusion systems with nonlinear boundary conditions.
讨论带有非线性边界条件的快扩散与慢扩散耦合的方程组，给出了解整体存在的充分必要条件。
In this paper, the blow-up rate is determined for a nonlinear diffusion equation with nonlinear absorption and nonlinear boundary flux.
本文研究一类具有非线性吸收和非线性边界流的非线性扩散方程，建立了解的爆破速率估计。
To calculate distribution of sediment concentration in vertical under wave and current, a model of silt diffusion coefficient distribution in vertical is set up.
为了计算波流共同作用下含沙量沿垂线的分布，建立了沿垂线分布的泥沙扩散系数模型。
This paper studies the diffusion mechanism of error or inferior information in distributed supply chain, differential equations are set up to depict its diffuse mechanism.
对分布式供应链中的错劣信息的传播机制进行了研究，通过建立微分方程刻划错劣信息的传播模型。
The effect of diffusion on the permanence of the population in a polluted patch is studied by setting up a single population diffusive system in two patches.
本文通过建立两斑块的单种群扩散系统，主要研究扩散对其中受污染的斑块上种群生存的影响。
The results of magnification experiments show that critical suspension speed is an ideal scale-up method and the extraction process is controlled by interior diffusion within a certain agitating rate.
对提取搅拌槽通过冷、热模放大实验得出，按临界悬浮转速放大，放大效应很小，是比较理想的放大方法，而且在一定转速范围内茶多酚提取属内扩散控制过程。
This paper studies the blow-up rate for reaction-diffusion systems with nonlinear boundary conditions.
本文考虑带非线性边界条件的反应扩散方程组的爆破速率。
He stepped-up pace of invention, application and diffusion, in turn, accelerates the whole cycle still further.
反过来，发明，产生，应用与推广的速度的加快进一步加速了整个过程的循环。
The traditional models for calculating the diffusion coefficients are inconvenient and with much error. In this paper, a new model is set up, which makes the calculation of thed…
但传统的计算氯离子扩散系数的方法比较繁琐而且误差较大，本文将传统的计算模型进行了转化，给出一种简单且更加合理的计算方法。
The diffusion theory of vortex is also used in the model to set up the diffusion equation of gas, and the barrier caused by the variation of flow patterns inside the flow field is resolved.
在模型中引入涡扩散理论建立了扩散方程，解决了气液两相数值模拟中流型变化带来的复杂问题。
For the multiple reaction system of methanol synthesis, a multi-component diffusion model, a simplified multi-component diffusion model and a key-component diffusion model have been set up.
对加压甲醇合成复合反应内扩散效率因子分别建立了一维多组分扩散模型、一维简化多组分扩散模型和一维关键组分扩散模型。
The life prediction model under chloride ion environment was set up in considering differences in space and time-dependent of the chloride ion diffusion coefficient.
建立了考虑氯离子扩散系数空间差异性和时间依赖性的基于可靠度的寿命预测模型。
Grains grow up slowly and are sphericized mainly through elements diffusion with increasing volume fraction of liquid as the increase of the isothermal temperature and holding time.
随着加热温度的升高和保温时间的延长，液相增加，晶粒主要通过原子扩散缓慢长大并发生球化。
Grains grow up slowly and are sphericized mainly through elements diffusion with increasing volume fraction of liquid as the increase of the isothermal temperature and holding time.
随着加热温度的升高和保温时间的延长，液相增加，晶粒主要通过原子扩散缓慢长大并发生球化。
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