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In the second method, the dielectric constant of solution was applied to substitute the dielectric constant of solvent.

对四种电解质水溶液中电解质扩散系数的计算表明:本文给出的两种改进方法的计算精度相当,与原来的计算方法相比较,与实验值的符合情况更好,应用的浓度范围也较宽。

The spread and development of dietetic culture is one of the important topic for culture geography.

饮食文化的传播与扩散与文化地理学的重要研究内容。

Roadway boundary condition has a good applicability and stability in difference calculation of diffusion equation.

巷道边界条件适用于扩散方程的差分计算并具有很好的稳定性。

Assuming that the intermediate system decayes with a statistical lifetime, the general behaviour of the threefold differential cross section d~3σ/dZdEdθ in the dissipative collisions of 68MeV ~(12)C+~(27)Al and 68.6MeV ~(12)C+~(40)Ca system are analysed in the diffusion model framework.

扩散模型的框架内,用假定中间组合系统以一个统计的寿命衰变的方法分析了68MeV~(12)C+~(27)Al和68.6MeV~(12)C+~(40)Ca的耗散碰撞中产生的产物的三重微分截面d~3σ/dZdEdθ的一般趋向。

Because the equation is a various coefficients second-order parabolical partial differential equation,explicit difference formats usually have high condition for stability. Implicit difference formats have good stability,but they must calculate a set of algebraic equations,which are too complex.

由于泥沙扩散方程是一个二维变系数的抛物型方程,对于多维的方程,显格式往往稳定性要求很高,而隐格式虽然稳定性较好,但它要解大型的代数方程组,工作量也非常大,为了克服这两种格式的不足,常用ADI法求解,但仍存在一些计算量偏大等不足之处,因此构造出更好的差分格式是有必要的。

Objective:To investigate the value of diffusion weighted imaging in the diagnosis and differential diagnosis of brain tumors.

目的:探讨MR扩散加权成像在脑肿瘤诊断和鉴别诊断中的价值。

Happiness will diffuse to the people who connects with you.

幸福感会扩散到跟你接触的人身上。

To diffuse is the general property of gases.

扩散是气体的一般特征。

The prevention measure to prevent the salt water more diffused is put forward and applied in the practice.

据此提出了防止成水体进一步扩散的防治措施,并在实际中得到应用。

In this thesis, we simulate the New Diffused Equipment and optimize its structure.

而本文就是对一种新型流场扩散器进行数值模拟,并对其结构进行优化。

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推荐网络例句

As she looked at Warrington's manly face, and dark, melancholy eyes, she had settled in her mind that he must have been the victim of an unhappy attachment.

每逢看到沃林顿那刚毅的脸,那乌黑、忧郁的眼睛,她便会相信,他一定作过不幸的爱情的受害者。

Maybe they'll disappear into a pothole.

也许他们将在壶穴里消失

But because of its youthful corporate culture—most people are hustled out of the door in their mid-40s—it had no one to send.

但是因为该公司年轻的企业文化——大多数员工在40来岁的时候都被请出公司——一时间没有好的人选。