同时发现在稀薄等离子体中激发的尾波势场与等离子体的密度几乎无关，而激发的尾波场最大电场强度与等离子体的密度有关。
In rare plasma, the strength of the wake-field depends on the background plasma density, while the maximum wake potential of wake-field is dependent on it.
作者给出了计算波浪扰动力的公式，使得在时域中有航速船舶波浪扰动力的计算，可以用辐射势和入射波势来表示，而不须求解绕射势。
A proposed "D. Z. Z. formula" for computing wave exciting forces is presented, therefore the exciting forces in time-domain can be given without computing the diffraction potential.
但不久后他就与几位部长起了争执，之后便解雇了他们，其中包括在三个高地省区有权有势的唐•波利和工程部长、前财政大臣奥尼尔。
He soon fought with and sacked several ministers, including Don Polye, a power broker in the highlands, and Mr O 'neill, the works minister and former treasurer.
主要研究了热方程与波方程的非古典势对称群生成元及相应的群不变解。
Some nonclassical potential symmetry generators and group-invariant of heat equation and wave equation were determined.
单个系泊浮体在规则波作用下，所受的流体动压力用势流理论计算。
In regular waves, the hydrodynamic forces acting on a single floating body can be obtained from the potential flow theory.
研究表明，数值结果和实验结果比对良好，这种基于势流函数理论的数值模型能够有效模拟水中岩石坠落激发表面波的生成过程。
Comparisons show that the experimental and numerical results are in good agreement, and the numerical model can be used to simulate the wave generation due to the submarine rock falling.
应用作者提出的二阶势理论，本文研究了各向同性弹性介质中P波与SV波的非线性相互作用，得到了相互作用波的表达式。
Using the second-order potential theory proposed by the author, this paper gives an investigation to the nonlinear interaction of P and SV waves in isotropic elastic media.
文章介绍了面波法(SASW法)的基本原理与测试方法，并将该方法用于判别黄河三角洲饱和粉土的液化势。
In this paper the principle of SASW method is introduced, and is also used in judging the saturated silty soil liquefaction of the Yellow river delta.
使用基于密度泛函理论的第一原理平面波赝势法，研究了W原子链的结构稳定性和电子结构性质。
The structural stabilities and electronic structures of W atomic chains are studied by employing first-principles plane wave pseudopotential method based on the density functional theory.
根据线性势波理论，分析了水中截断圆柱体作水平简谐运动时结构周围的辐射波浪。
Radiation wave surrounding a horizontally submerged truncated circular cylinder with harmonic sway motion is analyzed using the linear potential wave theory.
计算了自由面的速度势、自由表面波高时间历程和物体受到的波浪力。
The potentials on the free surface, the time histories of wave elevations and wave forces on the body are calculated.
本文应用势流理论和频域方法研究了三维浮体在深水域波浪中航行时的非线性绕射问题，该问题包括非线性兴波问题和非线性绕射问题。
In this paper, the nonlinear diffraction problem is studied with potential flow theory in frequency domain for three-dimensional floating body sailing in waves on deep water.
所有计算都是基于密度泛函理论(DFT)框架下的第一原理平面波超软赝势方法。
It was performed by adopting the first-principles calculation of plane wave ultra-soft pseudo-potential technology of based upon the Density Function Theory (DFT).
我们用全势线性缀加平面波方法计算研究了两类新超导体的超导电性。
We use FP-LAPW method to study the superconductivity of two type new superconductors.
本文提出一种能在毫米波很好工作的三端半导体器件—异质结势垒控制飞的电子晶体管（简称势垒飞越晶体管）。
The heterojunction barrier controlled ballistic electron transistor-a novel three terminal semiconductor device which could be operated competently at millimeter wavelength frequency is proposed.
分析了非线性横摇方程中势流阻尼、非线性阻尼以及在横向规则波作用下波高和频率对安全池的影响。
The influences of potential damping, nonlinear viscous damping, wave heights and wave frequencies in regular beam waves on …
然后应用前面所求得的船行波作为入射波，在时域内对圆柱周围的散射势进行求解。
The diffraction wave field by the cylinder is estimated using this method. Forces and moments acting on the cylinder are estimated from the diffraction wave field.
结果表明，采用LDA的平面波赝势方法和DFPT方法计算铅的电子结构和声子能量切实可行，计算结果可靠。
The results reveal that it is viable to calculate the electron structure and phonon energy of lead using LDA and DFPT methods, and the calculated results are credible.
运用密度泛函平面波赝势方法（PWP）和广义梯度近似（GGA），对替代式掺杂钒（V）的闪锌矿（ZnS）的超晶胞电子结构进行了计算。
The optical properties and electrical structure of V in ZnS supercell have been computed by means of plane wave pseudo-potential method(PWP) with generalized gradient approximation(GGA).
运用密度泛函平面波赝势方法（PWP）和广义梯度近似（GGA），对替代式掺杂钒（V）的闪锌矿（ZnS）的超晶胞电子结构进行了计算。
The optical properties and electrical structure of V in ZnS supercell have been computed by means of plane wave pseudo-potential method(PWP) with generalized gradient approximation(GGA).
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