diffusion怎么读

英式音标：[dɪ\'fju:ʒn]

美式音标：[dɪˈfjuʒən]

diffusion基本解释

n. 扩散，传播；[光] 漫射

diffusion的意思释义

n.

扩散；扩散；传播；（文化等的）传流

英英释义

n.

(physics) the process of diffusing; the intermingling of molecules in gases and liquids as a result of random thermal agitation

the spread of social institutions (and myths and skills) from one society to another

the property of being diffused or dispersed

同义词：dissemination

the act of dispersing or diffusing something

\"the diffusion of knowledge\"

同义词：dispersiondispersaldissemination

diffusion用法及例句

词组短语

diffusion coefficient扩散系数；扩散率

diffusion equation扩散方程

gas diffusion气体扩散，气态扩散

diffusion process扩散过程

diffusion bonding扩散压合；扩散接合；扩散粘结

diffusion layer扩散层

diffusion mechanism扩散机制；扩散机理

molecular diffusion分子扩散

diffusion rate扩散率；扩散速度

turbulent diffusion湍流扩散

in diffusion向内扩散

thermal diffusion n. 热扩散；热抗散

diffusion flame扩散火焰

heat diffusion传热，导热；热扩散

convection diffusion对俩散

air diffusion空气扩散

diffusion resistance扩散阻力

apparent diffusion coefficient表观扩散系数

diffusion barrier扩散势垒区；扩散式叠层

diffusion time扩散时间；弥漫时间

双语例句

用作名词(n.)

Diffusion is an exergonic process.

扩散是释放能量的过程。

The diffusion process seems to be accelerating.

传播过程看来正在加速。

This diffusion of knowledge accelerated dramatically in recent decades.

近几十年来，知识的传播速度大大加快。

Clouds cause the diffusion of light from the sun.

云使阳光漫射。

例句参考

A Diffusion of Innovations

The Diffusion of Innovations

The Mathematics of Diffusion

Absence of Diffusion in Certain Random Lattices

Directed diffusion for wireless sensor networking

Directed diffusion:a scalable and robust communication paradigm for sensor networks

Scale-space and edge detection using anisotropic diffusion

Scale-Space and Edge Detection Using Anisotropic Diffusion

R.Govindan ,D.Estrin, Directed diffusion: a scalable and robust communication paradigm for sensor networks

diffusion词源

diffusion (n.)

late 14c., from Latin diffusionem (nominative diffusio) \"a pouring forth,\" noun of action from past participle stem of diffundere \"scatter, pour out,\" from dis- \"apart, in every direction\" (see dis-) + fundere \"pour\" (see found (v.2)).

diffusion相关例句

1. Dissemination, as of news; diffusion.

散布，如消息的传开；扩散。

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2. A diffusion method for the preparation of ferrous oxalate in a gel system was presented.

介绍了一种在凝胶体系中用扩散法制备草酸亚铁的结晶方法。

3. The crack grouting diffusion radius is the basic gist of the grouting construction design and grouting craftwork control.

灌浆扩散半径是进行灌浆结构设计和灌浆工艺流程控制的基本依据。

4. Option pricing theory with jump-diffusion is one of them.

跳跃扩散模型的期权定价就是其中的一种。

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5. Basing on the three dimentional model and starting from advection diffusion equation, a prediction model for concentration field is set up.

在此基础上，从平流扩散方程出发，建立了一个与上述流场相应的浓度场预报模式。

6. In this paper, we study coupled diffusion processes with smooth coefficients, which model the system of the molecular motor.

本文研究光滑系数的耦合扩散过程，这是一个刻画分子马达系统的数学模型。

7. During the drying process of MV, for the whole board, the effect of thermal diffusion on moisture movement is not significant, but it can cause a leveling of moisture profile in a local range of wood.

在微波真空干燥过程中，就整个板材而言，热扩散效应对木材中水分迁移的影响不大，但在*部的有限范围内，它对自动平衡木材内含水率具有显著的作用。

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8. A sacrificial layer is then deposited into the first and second diffusion trench openings.

之后，向所述第一和第二扩散沟槽开口内淀积牺牲层。

30. Lectures and laboratory sessions focus on basic processing techniques such as diffusion, oxidation, photolithography, chemical vapor deposition, and more.

课堂讲授和实验课重点介绍了基本的工艺技术，如扩散、氧化、光刻、化学汽相淀积以及其它。

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31.Certain fishes have a swim bladder which aids in diffusion of gases.

有些鱼有鳔,它有助于散布气体。

32.A plastic membrane serves as selective diffusion barrier.

一层塑料薄膜起着选择性渗透屏障的作用。

33.The effect of diffusion of soil removal was demonstrated with polyester film and radio-tagged stearic acid.

污垢去除中的扩散效应，是用聚酯薄膜和放射性标志的硬脂酸来进行测试的。

34.The coefficients appearing therein are discussed in the next paragraph where diffusion is considered.

其中的系数我们将在下面研究扩散时再加以讨论。

35.Diffusion treatment, relies upon an immersion or spray treatment.

扩散处理法依靠常压浸注或喷雾处理。

36.Again the inference is that translational diffusion is not the important rate-determining process.

结论仍然是，可平移扩散不是重要的速度决定步骤。

37.Many of the above-mentioned trends can be rationalized in terms of quasi-steady diffusion theory.

上述的许多问题可用准稳态扩散理论加以推理。

38.Nevertheless, temperature has a very significant effect on the rate of diffusion.

但是温度对扩散速度却有非常大的影响。

39.Traditional systems have used oil diffusion pumps.

常规的系统使用油扩散泵。

40.They discourage further diffusion.

它们阻碍进一步扩散。