The shallow impurity states in wurtzite nitrides are studied by a variational method.
利用变分法研究纤锌矿结构氮化物半导体材料中的浅杂质态问题。
The mean field variational method is a basic variational approximate inference method.
均值场变分方法是图模型最基本的变分近似推理方法。
We can also see the variational method plays an important role in classical differential geometry.
我们可以看到变分法在经典微分几何中的重要作用。
When energy equation for element was built, variational method was used to get ordinary differential equation.
在建立单元的能量方程后，对方程进行变分得到墙元的常微分方程。
The stress intensity factors are solved by means of variational method to satisfy the other boundary conditions.
应用变分原理满足其余边界条件并求解应力强度因子。变分方程中只有线积分。
Variational method could naturally convert complex segmentation into a variational functional optimization problem.
变分方法可以自然的将复杂的分割转化为泛函的极值问题。
We study these variational problems respectively by the variational method and the theory of variable exponent spaces.
我们主要运用变分法和变指数空间的理论作为工具研究了这几个问题。
By use of the variational method, the potential energy principle of a elastic system on a variable domain is discussed.
并用该变分法讨论了具有可变区域的弹性系统的势能原理。
Based on "modified variational method", a new dynamic analysis approach of aircraft panels has been derived in this paper.
本文以“修正的变分方法”为基础推导了一种新的飞机壁板结构动力分析方法。
To improve the performance of impulse noise reduction, a new variational method based on adaptive median filter was proposed.
针对自适应中值和变分滤波方法脉冲噪声去除能力的不足，提出了一种新的变分自适应中值滤波方法。
Imaging formulas of Gaussian beams in nonlinear conical GRIN rod lenses are derived from the variational method and the ABCD law.
根据变分法和ABCD定律，导出了非线性锥形梯度折射率棒透镜中高斯光束的成像公式。
The expression of ground energy is given by means of variational method, and the condition of formation of photon pairs discussed.
然后利用变分法求得了超导波态系统的基态能量表达式，并讨论了光子对的形成条件。
Based on energy-variational method, the interface slippage of composite beams and the variation of the effective width are analyzed.
利用能量变分法，分析组合梁在界面产生相对滑移后，其组合梁翼缘板有效宽度的变化规律。
In tills paper, a new imaging formula for a conical defocusing GRIN fiber lens is derived by using the variational method and the ABCD law.
本文用变分法以及ABCD定律，导出了锥形发散梯度折射率纤维透镜新的成象公式。
Energy variational method is adopted to analyze the cable-stayed construction and the cable suspended cantilever construction in this paper.
本文采用能量变分法分别对斜拉结构和悬挂结构进行分析。
The accuracy of the results obtained with the average variational method is shown. And some phenomena observed in the experiment are also explained.
指出了用平均变分法所得结果的精度，同时也解释了在实验中观察到的某些现象。
Some end value condition derived by variational method in accordance with the least energy loss principle and their mechanical background are also dealt with.
同时从能量最小原理出发，用变分的方法推导出几种端值条件，说明它们的力学背景。
On the basis of the variational method, a finite difference solution is presented for shear lag effect in Qiantang River Bridge with box section of varying depth.
本文结合钱塘江二桥应用变分法推导了变截面箱形梁剪滞效应的微分方程并利用有限差分法求得解答。
In this paper a complex variable-variational method is presented to determine the stress-intensity factors of two dimensional members with curvilinear boundaries.
本文提出了用复变—变分方法求解二维任意边界构件的应力强度因子。根据的复变函数方法，我们得到了应力场与位移场的一般表达式。
The discrete variational method (DVM) and cluster model are used to study the electronic structure and atomic configuration of the hydrogen-vacancy complex in aluminum.
本文利用离散变分法（DVM）和集团模型研究了铝中氢—空位复合体的电子结构和几何构型。
By using improved variational method, the internal energy per plaquette and the specific heat curves of the Tangent action in SU(2) lattice gauge theory arc worked out.
利用改进变分法求出了正切作用量的四维SU_（2）格点规范理论的元格内能和比热曲线。
A variational method for retrieving wind vector from single-Doppler wind measurements is developed and the initial forecast fields are created from the retrieved winds.
文中给了一种由单多普勒雷达资料反演风矢量场的变分方法，并由此形成预报初始场。
The problem of solving large deflection plate by the variational method is changed into that of solving systems of cubic algebraic equations with multi-unknown quantities.
采用变分法求解薄板大挠度问题的高级近似解时将导致多元三次代数方程组。
On this basis the self-consistent energy band calculation and the empirically adjusted method are discussed, thus a general picture for the zone-variational method is shown.
在此基础上又讨论了自洽能带计算和经验调整能带计算方法，从而给出了分区变分法的一个完整的概貌。
By the variational method, the governing equation of the plate non-linear theory is solved, and he relationship between load and deformation of a single spring leaf is obtained.
应用薄板非线性理论的变分方法求解基本方程，得到了单片碟形弹簧的载荷和变形关系以及应力分布及其计算公式。
As a consequence, the solutions now we have are all limited to such approximate ones as obtained by finite difference method, variational method and the method of finite elements.
因此，目前所有的解，均限于差分法及能量法所得的近似解。本文企图直接解微分方程，并满足包括自由角点的边界条件去求解。
Based on this, the evolution equations, evolution laws of elliptical Hermite-Gaussian light beam's every variable and two critical powers are also derived using variational method.
在此基础上，运用变分法得到了椭圆厄米高斯光束各参量的演化方程、演化规律和两个临界功率。
Description is given for a complex variable-variational method to investigate the stress intensity factors in anisotropic and isotropic plates with edge cracks subject to pin loads.
采用复变-变分法求解受钉传载荷含边缘裂纹各向异性与各向同性板的应力强度因子。
Based on the free boundary theory and the variational method, a fast and accurate model for the calculation of the fluid-film forces under the Renolds boundary condition is presented.
基于变分法提出了一个求解雷诺边界条件下有限长轴承油膜力的快速算法，用此算法对一个三油叶不平衡轴承—转子系统的非线性动力学行为进行了一系列的分析。
Features of solving the hydrodynamic equations by the fully conservative implicit difference scheme and solving the thermal conductive equations by the variational method are discussed.
讨论了用隐式完全守恒差分格式求解流体力学方程组，用变分原理求解热传导方程等特点。
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