diffusion怎么读

diffusion 是什么意思

英语词源

diffusion 权威例句

1. There are data on the rates of diffusion of molecules.

有关于分子扩散速度的数据。

来自柯林斯例句

2. The invention of printing helped the diffusion of learning.

印刷术的发明有助于知识的传播.

来自《现代汉英综合大词典》

3. This phenomenon , peculiar to the two - dimensional wave motion, is sometimes called diffusion.

二维波所特有的这种现象, 有时叫做弥散现象.

来自辞典例句

4. This regime is termed mass transport or diffusion limited.

这种方式被称作质量输送或扩散控制.

来自辞典例句

5. The effect of the diffusion capacitance can be troublesome.

扩散电容会引起麻烦.

来自辞典例句

diffusion 造句

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。

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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。

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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。

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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。

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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，但在局部的有限范围内，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。

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9. This regime is termed mass transport or diffusion limited.

这种方式被称作质量输送或扩散控制。

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10. The invention of printing helped the diffusion of learning.

印刷术的发明有助于知识的传播。

《新英汉大辞典》

11. I just wanted to remind you, just to clarify what happened at the end, we got the diffusion equation from two bits of information.

我仅仅是想让你们想起来，仅仅是想讲明上次课结束时说了什么，我们从两方面得到了扩散方程。

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12. In biochemistry, dialysis is the process of separating molecules in solution by the difference in their rates of diffusion through a semipemeable, such as dialysis tubing.

在生物化学中，透析是指根据分子扩散速率的不同，利用半透膜（如透析管）分离溶液中分子的过程。

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13. Eddy diffusion is apparent in the dissipation of smoke from a smokestack.

从烟囱里冒出的烟消散中我们可以明显地看到涡流扩散。

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14. The kinetics of leaching process of zinc oxide ore is researched and it indicates that diffusion is the rate controlling step.

对氧化锌矿浸出过程动力学进行了研究，结果表明，扩散是浸出的速度控制步骤。

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15. Physical properties refer to viscosity, density, surface tension, diffusion coefficient, relative volatility and so on.

物系性质主要指粘度、密度、表面张力、扩散系数及相对挥发度等。

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16. The agrotechnical diffusion, which begins with technological innovation, is the course that generalizes to the agricultural consumers by the technical extended organization.

农业技术的扩散是始自技术创新，经过技术推广组织推广到农业生产用户的过程。

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17. In a survey of the sensitivity of the model parameters, it is found that the most significant are the effective height of the source and vertical diffusion.

本文还对模式参数的灵敏度作了初步分析，指出在气候模式的各参数中，有效源高和铅直扩散参数最为重要。

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18. 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。

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19. The mixture corrosion effects of mixed solutions on carbonate rocks are the complicated chemistry processes with molecule diffusion and surface reaction.

过渡带混合水对围岩（碳酸盐岩）的混合溶蚀作用则是以分子扩散和表面反应为主的复杂化学过程；

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20. The diffusion process seems to be accelerating.

传播过程看来正在加速。

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21. Diffusion in solids is of importance in metallurgical operations.

固体分子的扩散在冶金过程中尤为重要。

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22. On the basic of analysis and count, We have presented a physical model, that is heat diffusion model.

通过分析和计算，我们提出了一种物理模型，即热扩散模型。

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23. Objective To evaluate the application of diffusion-weighted MR imaging in hepatic echinococcosis.

目的探讨扩散加权成像在肝包虫病中的应用价值。

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24. The effect of diffusion controlled interfacial sliding on the transverse shear deformation of fibrous composites is studied.

研究了扩散控制的界面滑动对纤维复合材料的横向剪切变形行为的影响。

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25. Maximum pseudo-Likelihood method is used to estimate the coefficient functions in the diffusion of Single-Factor Interest Rate Models.

本文用极大拟似然估计法估计了中国银行间市场七天拆借利率扩散模型的参数。

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26. Moisture transfer caused by heat diffusion and a moisture content gradient could be neglected.

因热扩散、含水率梯度引起的水分迁移可以忽略不计。

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27. Structure property and diffusion behaviors of dense carbon dioxide confined in a series of clay slit pores are studied.

稠密二氧化碳在不同宽度的粘土狭峰孔中的结构性质和扩散行为的研究。

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28. In the paper, we analyse martingle characteristics of conditional diffusion process and gain some results.

分析了条件扩散过程的鞅特性，得到了一些结果。

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29. Traditional systems have used oil diffusion pumps .

常规的系统使用油扩散泵。

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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。

-- 来源 -- 英汉 - 辞典例句

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。

-- 来源 -- 英汉 - 辞典例句

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。

-- 来源 -- 英汉 - 辞典例句

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。

-- 来源 -- 英汉 - 辞典例句

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。

-- 来源 -- 英汉 - 辞典例句

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。

-- 来源 -- 英汉 - 辞典例句

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。

-- 来源 -- 英汉 - 辞典例句

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。

-- 来源 -- 英汉 - 辞典例句

39. Traditional systems have used oil diffusion pumps.

常规的系统使用油扩散泵。

-- 来源 -- 英汉 - 辞典例句

40. They discourage further diffusion.

它们阻碍进一步扩散。

-- 来源 -- 英汉 - 辞典例句