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在"英语"词典里diffusion coefficient}的意思

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词典
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英语中DIFFUSION COEFFICIENT的发音

diffusion coefficient play
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DIFFUSION COEFFICIENT的语法类别

noun
形容词
动词
副词
代词
介词
连词
限定词
感叹词

DIFFUSION COEFFICIENT在英语中的意思是什么?

点击查看«diffusion coefficient»在英语词典里的原始定义
点击查看在中文词典里此定义的自动翻译

质量弥散性

Mass diffusivity

扩散系数或扩散系数是由于分子扩散引起的摩尔通量与物种浓度梯度之间的比例常数。 在菲克定律和许多其他物理化学方程中遇到扩散性。 扩散系数通常用于给定的一对物种,并且对于多物种系统是成对的。 扩散性越高,它们彼此扩散越快。 通常,化合物的扩散系数在空气中如水中的〜10,000×大。 空气中二氧化碳的扩散系数为16 mm2 / s,在水中的扩散系数为0.0016 mm2 / s。 扩散系数的SI单位为m2 / s。 在CGS单位中,以cm 2 / s给出。 Diffusivity or diffusion coefficient is a proportionality constant between the molar flux due to molecular diffusion and the gradient in the concentration of the species. Diffusivity is encountered in Fick's law and numerous other equations of physical chemistry. The diffusivity is generally prescribed for a given pair of species and pairwise for a multi-species system. The higher the diffusivity, the faster they diffuse into each other. Typically, a compound's diffusion coefficient is ~10,000× as great in air as in water. Carbon dioxide in air has a diffusion coefficient of 16 mm2/s, and in water its diffusion coefficient is 0.0016 mm2/s. Diffusivity has an SI unit of m2/s. In CGS units it is given in cm2/s.

在英语 词典里diffusion coefficient的定义

字典中扩散系数的定义是扩散物质在单位立方体的相对面之间传输的速率,当它们之间存在单位浓度差时。D也称为扩散率。

The definition of diffusion coefficient in the dictionary is the rate at which a diffusing substance is transported between opposite faces of a unit cube of a system when there is unit concentration difference between them D Also called: diffusivity.

点击查看«diffusion coefficient»在英语词典里的原始定义
点击查看在中文词典里此定义的自动翻译

DIFFUSION COEFFICIENT一样开头的英语单词

diffused junction
diffusedly
diffusedness
diffusely
diffuseness
diffuser
diffusibility
diffusible
diffusibleness
diffusion
diffusion constant
diffusion line
diffusional
diffusionism
diffusionist
diffusive
diffusively
diffusiveness
diffusivity
diffusor

DIFFUSION COEFFICIENT一样开头的英语单词

ancient
client
coefficient
conscient
correlation coefficient
deficient
drag coefficient
efficient
energy-efficient
fuel-efficient
immunodeficient
inconscient
inefficient
insufficient
omniscient
partition coefficient
Pearson´s correlation coefficient
proficient
scient
self-sufficient
sufficient

英语近义词词典里diffusion coefficient的近义词和反义词

近义词

«diffusion coefficient»的25种语言翻译

翻译者
online translator

DIFFUSION COEFFICIENT的翻译

通过我们的英语多语言翻译器,找到diffusion coefficient25种语言翻译
该章节所呈现的将diffusion coefficient由 英语向其他语言的翻译是通过自动统计翻译获得的;在英语中基本的翻译单位是单词«diffusion coefficient»。

翻译者英语 - 中文

扩散系数
1,325 数百万发言者

翻译者英语 - 西班牙语

coeficiente de difusión
570 数百万发言者

英语

diffusion coefficient
510 数百万发言者

翻译者英语 - 印地语

प्रसार गुणांक
380 数百万发言者
ar

翻译者英语 - 阿拉伯语

معامل الانتشار
280 数百万发言者

翻译者英语 - 俄语

коэффициент диффузии
278 数百万发言者

翻译者英语 - 葡萄牙语

coeficiente de difusão
270 数百万发言者

翻译者英语 - 孟加拉语

বিভক্ত সমবায়
260 数百万发言者

翻译者英语 - 法语

coefficient de diffusion
220 数百万发言者

翻译者英语 - 马来语

Pekali penyebaran
190 数百万发言者

翻译者英语 - 德语

Diffusionskoeffizienten
180 数百万发言者

翻译者英语 - 日语

拡散係数
130 数百万发言者

翻译者英语 - 韩语

확산 계수
85 数百万发言者

翻译者英语 - 印尼爪哇语

Koefisien difusi
85 数百万发言者
vi

翻译者英语 - 越南语

hệ số khuếch tán
80 数百万发言者

翻译者英语 - 泰米尔语

பரவல் குணகம்
75 数百万发言者

翻译者英语 - 马拉地语

प्रसार गुणांक
75 数百万发言者

翻译者英语 - 土耳其语

difüzyon katsayısı
70 数百万发言者

翻译者英语 - 意大利语

coefficiente di diffusione
65 数百万发言者

翻译者英语 - 波兰语

współczynnik dyfuzji
50 数百万发言者

翻译者英语 - 乌克兰语

коефіцієнт дифузії
40 数百万发言者

翻译者英语 - 罗马尼亚语

coeficientul de difuzie
30 数百万发言者
el

翻译者英语 - 希腊语

συντελεστής διάχυσης
15 数百万发言者
af

翻译者英语 - 布尔语(南非荷兰语)

diffusiecoefficient
14 数百万发言者
sv

翻译者英语 - 瑞典语

diffusionskoefficient
10 数百万发言者
no

翻译者英语 - 挪威语

diffusjonskoeffisienten
5 数百万发言者

diffusion coefficient的使用趋势

趋势

词语 «DIFFUSION COEFFICIENT»的使用趋势

0
100%
频率
经常使用
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此处所显示的地图给出了词语«diffusion coefficient»在不同国家的使用频率。
diffusion coefficient的主要搜索趋势和常见用法
用户为查找我们的英语在线词典以及单词«diffusion coefficient»的最常用表达而进行的主要搜索的列表。

词语«DIFFUSION COEFFICIENT» 随时间而变化的使用频率

该图表展现了单词«diffusion coefficient»在过去500年中的用法频率的每年演化其实施是基于分析词语«diffusion coefficient»从1500年到现在在 英语数字出版物中出现的频率。

diffusion coefficient的英语文献、引用和新闻中的使用范例

示例

«DIFFUSION COEFFICIENT»相关的英语书籍

在以下的参考文献中发现diffusion coefficient的用法。与diffusion coefficient相关的书籍以及同一来源的简短摘要提供其在 英语文献中的使用情境。
1
Encyclopedia of Soil Science
As we have seen above, it is possible to calculate the diffusion coefficient of a species, which exists in more than one form. In this section we shall discuss the effect of soil parameters on the effective diffusion coefficient and introduce the ...
Ward Chesworth, 2008
2
Diffusion: Mass Transfer in Fluid Systems
where D is the actual diffusion coefficient; and E is a dispersion coefficient caused by the wind. In the smoke-stack case, the diffusion term in this equation must be small relative to the dispersion term. However, the mass balance will have the ...
E. L. Cussler, 2009
3
Diffusion in Solids: Fundamentals, Methods, Materials, ...
Charge diffusion coefficient: In the solid-state diffusion literature Eq. (11.22) is often used to calculate another 'diffusion coefficient' called the charge diffusion coefficient (sometimes denoted also as the conductivity diffusion coefficient or the  ...
Helmut Mehrer, 2007
4
Estimation of Eugenol Diffusion Coefficient in LLDPE Using ...
ABSTRACT ESTIMATION OF EUGENOL DIFFUSION COEFFICIENT IN LLDPE USING FTIR- ATR FLOW CELL AND HPLC TECHNIQUES By Gaurav Dhoot A time-resolved Fourier transform infrared-attenuated total reflectance spectroscopy ...
Gaurav Dhoot, 2008
5
The Practical Handbook of Compost Engineering
The diffusion coefficient is an important parameter in mass transport. It determines the rate at which substrate materials diffuse into the matrix and the rate at which metabolized end products diffuse out of that matrix. Flow conditions within a ...
Roger Tim Haug, 1993
6
Principles and Applications of Chemical Defects
Table 2.1 Symbols and terms for diffusion coefficients Symbol Meaning Applicability D Self-diffusion coefficient Random diffusion processes in the absence of a concentration gradient D' Tracer diffusion coefficient Diffusion when concentration ...
Richard J.D. Tilley, 1998
7
Applied Flow and Solute Transport Modeling in Aquifers: ...
D* is the ionic or effective molecular diffusion coefficient of the porous medium and s the distance. ... is comparatively lower than the molecular diffusion coefficient in pure water D0 or diffusion coefficient in aqueous solution: D* = D0T, 0<r<1.0 ...
Vedat Batu, 2005
8
Diffusion of Chloride in Concrete: Theory and Application
where C is the chloride content at the locality x at time t, and D is the chloride diffusion coefficient which may depend on the time t, the locality x, the chloride content C, and the composition and environment of the concrete. It is, however, an ...
E. Poulsen, L. Mejlbro, 2010
9
Intrinsic Point Defects, Impurities, and Their Diffusion in ...
4.15 Concentration dependence of the diffusion coefficient of tin 310 5.1 Concentration dependence of the formation of impurity clusters 333 5.2 Effects of ion pairing on the diffusivity of dopants in iso-concentration experiments 335 5.3 Effects ...
Peter Pichler, 2004
10
Diffusion-Weighted MR Imaging: Applications in the Body
... scale of molecular displacement over a given interval for a simple self-diffusion system. Consider, for example, pure water at body temperature (37°C) which is known to have a self-diffusion coefficient of approximately D = 3 × 10−3mm2/s.
Dow-Mu Koh, Harriet C. Thoeny, 2010

包含词语«DIFFUSION COEFFICIENT»的新条目

找出国内和国际出版社所讨论的内容,以及词语diffusion coefficient在以下新条目的上下文中是如何使用的。
1
Advances in modelling tumour growth - MedicalPhysicsWeb
Apparent diffusion coefficient values derived from the MR images were used to estimate sets of model parameters. They then used the model to ... «Medical Physics Web, 七月 15»
2
Characterizing Viruses and Viral Vaccines with Nanoparticle …
From this value, the particle diffusion coefficient (Dt) can be determined. Using Dt, the sphere-equivalent hydrodynamic diameter (d) of the ... «AZoNano.com, 七月 15»
3
The Three-Dimensional Morphology of Growing Dendrites
The tip radius can be estimated using the marginal stability criterion with literature values of capillary length, diffusion coefficient, and the ... «Nature.com, 七月 15»
4
Using Nanoparticle Tracking Analysis (NTA) to Assess Nanoparticle …
Based on this value, the particle diffusion coefficient (Dt) can be determined. Further, using the Stokes-Einstein equation as given below, the ... «AZoNano.com, 七月 15»
5
Taylor Dispersion Analysis (TDA) Introduction and Overview
From the diffusion coefficient values, hydrodynamic radii of the molecules can be determined. Taylor described the TDA method for the first time ... «Azom.com, 七月 15»
6
Insight into how pharmaceutical solvents diffuse through a human nail
Based on calculations using experimental results, this behavior is characteristic of a time- and concentration-dependent diffusion coefficient. «Phys.Org, 六月 15»
7
Translational diffusion coefficient of wormlike regular three-arm stars
Effects of chain stiffness on the translational diffusion coefficient D or (effective) hydrodynamic radius RH (∝ D−1) are examined theoretically ... «Nature.com, 六月 15»
8
A literature review of the association between diffusion-weighted …
A literature review of the association between diffusion-weighted MRI derived apparent diffusion coefficient and tumour aggressiveness in ... «UroToday, 六月 15»
9
Ultra-small, size-controlled Ni(OH) 2 nanoparticles: elucidating the …
(c) Diffusion coefficient values of Ni(OH)2 nanoparticles with different sizes. (d) Model depicting the relationship between the impact factors and ... «Nature.com, 六月 15»
10
Dynamic Vapor Sorption and its Applications
It is possible to measure the water vapor diffusion coefficient and also its activation energy of diffusion into a pharmaceutical powder by ... «Azom.com, 五月 15»

参考文献
« EDUCALINGO. Diffusion coefficient [在线]. 可用 <https://educalingo.com/zh/dic-en/diffusion-coefficient>. 五月 2024 ».
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