helmholtz的例句大全

A perturbation theory of electromagnetic fields in metal cavity has been presented according to the similarity of Helmholtz equation and schrdinger equation. When a dielectric is introduced in metal cavity, the electromagnetic fields and oscillating frequency may be changed.

根据电磁场Helmholtz方程与定态薛定谔方程的相似性，给出了金属谐振腔电磁场的微扰理论：在金属腔中放入一介质体时，原来空腔中电磁场的分布和谐振频率会发生改变。

Both a free volume approach for Helmholtz free energy and a theoretically-based fitted formula for radial distribution function ( rdf) of hard sphere solid were employed to describe the Helmholtz free energy of Lennard-Jones ( LJ) solid in the framework of first order thermodynamic perturbation theory.

结合描述硬球固体Helmholtz自由能的自由体积方法与描述硬球固体径向分布函数的拟合的分析表达式与一阶热力学摄动理论，用于描述Lennard Jones（LJ）固体的Helmholtz自由能。

The Helmholtz equation is an elliptic partial differential equation which is a time-harmonic solution of the wave equation. Obtaining an efficient and more accurate numerical solution for the Helmholtz equation has been the subject of many studies.

亥姆霍兹方程是一个波方程的时间调和解答，寻求高精度的数值解一直是计算力学界研究的主题。

The optimization of the air-in filter acoustic performance by Helmholtz resonator based on calculation and experiment has effect on the decrease of pass-by noise.

基于这一研究结果，在计算和实验的基础上利用Helmholtz共振腔对空滤器的声学特性进行了改进，改进后的空滤器对降低车辆进气侧通过噪声有很好的作用。

The Helmholtz free energy expansion of the Rochelle salt crystal is obtained by the basis function of the irreducible representations ofthe paraelectric phase group D2.

利用罗息盐晶体顺电相所属晶体点群-D2群不可约表示的基函数，构造出该晶体亥姆霍兹自由能展开式。

The Helmholtz-Kohlrausch effect is related with the chromatic strengths of spectral colors suggested by R.

H-K效应现象与到埃文斯所提出的光谱色的颜色强度有关。

Solving Helmholtz equation in an exterior circular domain

圆外区域求解Helmholtz方程

what this is telling us is that we just have a chemical potential, of helmholtz free energy per molecule.

这告诉我们的是，我们只有化学势，每个分子的亥姆霍兹自由能。

Asymptotic Solutions OF Helmholtz's Equation Near A Cusped Caustic

赫姆霍兹方程在尖点聚焦面邻近的渐近解

For example, after operated with Fourier transformation, Helmholtz equation becomes a simple equation with a solution to plane wave, which describes propagation of sine wave in the uniform media.

例如，对Helmholtz方程做傅里叶变换，得到一个具有全局化的平面波解的简单方程，傅氏调谐基函数在均匀介质中的传播即依赖于这个方程。

Dr. Charpentier, who is now at the Helmholtz Center for Infection Research in Germany, helped start Crispr Therapeutics.

在德国亥姆霍兹感染研究中心（Helmholtz Center for Infection Research）工作的卡彭蒂耶博士帮助创建了Crispr Therapeutics公司。

Introduction to Helmholtz Association of National Research Centres

德国亥姆霍兹国家研究中心联合会介绍

Based on the Helmholtz integral with the Kirchhoff approximation, the signal receiving model of acoustic lens and the acoustic scattering model of the target have been made, and stationary phase method is used to evaluate the scattering wave.

论文基于Helmholtz积分，利用Kirchhoff近似建立了声学镜头接收信号模型和目标散射声模型，并采用稳定相位法计算目标散射声。

In this paper a viscoplastic constitutive model with damage is obtained, on the basis of the conception of anti-dissipation which authors have advanced, and by means of constructing the appropriate form of Helmholtz free energy density.

利用引入不可逆热力学中反耗散概念和适当构造Helmholtz自由能表达式，推导了一单轴粘塑性损伤本构模型。

The Rayleigh-Taylor and Kelvin-Helmholtz instabilities induced by small disturb in the two unmixed fluids interface are discussed, and the influences by fluids physics properties such as viscidity are also discussed by means of the established mathematical model.

通过建立数学模型定性地讨论了两种不相混的流体之间交界面上小扰动引起的Rayleigh-Taylor和Kelvin-Helmholtz不稳定是否发展的问题，讨论了流体的物理性质对两种不稳定的影响。

Helmholtz theorem and expansions of eigenfunctions of electromagnetic field in resonant cavity

谐振腔中的亥姆霍兹定理及电磁场的本征函数展开问题

The Maxwell equations are then transformed into inhomogeneous vector Helmholtz equations by introducing Hertz vectors.

通过引入赫兹矢量，将求解麦克斯韦方程组问题转化为求解关于赫兹矢量的非齐次矢量赫姆霍兹方程组。

The Feynman path Integral Formulation of the Interaction of Electromagnetic Radiation in the Electric Dipole Approximation However, the sound field of such transducer can not be solved analytically by the Helmholtz integral formulation.

电偶极近似条件下电磁相互作用的Feynman路径积分描述但是，这种换能器的辐射声场不能直接利用Helmholtz积分法进行解析求解。

But it is a fitting tribute to Debereiner's insight that, if all goes well, some time in the next few months will bring the creation of a new alkali metal, element number 119, by his countryman Christoph Dullmann of the GSI Helmholtz Centre for Heavy Ion Research in Darmstadt.

在即将到来的几个月里，如果一切顺利，德国达姆施塔特市GSI亥姆霍兹重离子研究中心的Christoph Dullmann将合成一个新的碱金属，即元素周期表中第119号元素。这也恰恰彰显了其同胞Debereiner的深刻洞察力。

The boundary element formulation considering impedance surfaces is deduced from Helmholtz wave equation.

本文从Helmholtz波动方程出发，导出了考虑结构表面有声阻抗材料时的边界元方程形式。