variation method

In this paper, a new method of stress variation in an aquifer inversed by the tidal effect of the water level in a deep well is given.

本文给出了利用井水位的固定潮效应反演含水层应力变化的新方法。

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With the help of variation method, virtual work principle and cubic hermite element, the author puts forward a finite element method to solve the problem of beam vibration on elastic foundation.

本文应用变分形式、虚功原理、Hermite三次元，提出弹性地基梁振动问题的有限元方法。

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A new adaptive fidelity term for total variation denoising method is presented.

提出一种自适应保真项用于总变差去噪方法.

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This paper focuses on the optimization design of curved stem cranking bar mechanism used single variation parameter ( auxiliary angle) based on the optimum drive angle and maximum itinerary velocity variation coefficient. The method is practical, feasible and can help improve the quality of mechanism design.

利用单变参数（辅助角）按最佳传动角及最大行程速度变化系数对曲柄摇杆机构进行优化设计，提高了机构设计质量，方法实用可行。

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On the variation method of torsional problems of a large-curvatured rod

大曲率杆扭转问题的变分法

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we have studied the cyclotron-resonance frequency of a strong-coupling magnetopolaron in the quantum well wire with the use of variation method of pekar type.

采用变分法研究了量子阱线中强耦合磁极化子的回旋共振频率。

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Calculation with Energy Variation Method for Critical Load of Side Inclination of Through Tied Arch Bridge

应用能量变分法计算下承式系杆拱侧倾临界荷载

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A Variation Method for Acoustic Wave Imaging of Two Dimensional Targets

二维目标声波成像的变分方法

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dr. lee used the ritz energy variation method to solve the problem.

李博士使用了里兹能量变分法来解决这个问题。

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application of the steam temperature variation method for measuring gland-steam leakage between h. p. and i. p. cylinders of 300 mw sets

变汽温法测300MW机组高中压缸间轴封漏汽量的应用实践

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The correction of the stresses near the bottom of thick-walled cylinder of finite length solved by the Kantorovich stress variation method

有限长厚壁圆筒康托洛维奇应力变分解端部偏差的修正

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The closed form solution can be obtained from method of S-transformation: a variation of Laplace transformation.

用S变换法: 拉氏交换的一种变形,可得封闭解,并有例示.

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dr. lee explained the resonance variation method in physics class.

李博士在物理课上讲解了共振变分法。

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based on the study of variation method of pile foundation with rigid raft, the computational method for composite pile foundation under elastic cap was given by introducing thin elastic plate element, and the influence on composite pile behavior of cap rigidity variation was considered furthermore.

在刚性承台下桩筏基础变分计算方法的基础上，采用弹性薄板单元，引进弹性承台，给出了计算方法并考虑了承台刚度变化对复合桩基工作性状的影响。

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Abstract This paper proposes a quasi 3 dimensional simulation method of the condenser, which can take the 3 dimensional influence caused by the variation of the cooling water temperature, and also reflect the influence of the cooling water technological process arrangement to condenser's performance.

提出了一种凝汽器的准三维模拟方法，它可以考虑冷却水温度变化产生的三维影响，也能反映冷却水流程布置对冷凝器性能的影响。

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And this is the initial particle shape. ( 2) By discrete spatial variation method, we studied the deformation behavior of the model in the force field, stretching and compression were included.

利用对Helfrich模型的离散空间变分，在力场中对囊泡进行形变研究，包括拉伸和压缩研究。

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The method can be applied to the functions with two free coefficients, such as the Fermi function, so that it can be used to recover the graded index profiles with wide variation range.

该方法把统计优化手段导入循环迭代法，可适用于费米函数这一类曲线变化范围大、且有多个自变量的函数。

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dynamic pricing for perishable products by fuzzy decision and variation method

基于模糊决策与变分法的易逝品动态定价

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Change an approximation method for calculating thrust variation of propeller in waves

波浪中螺旋桨推力变化的近似计算

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through a simple manipulation, the stress expressions are presented and the differential equilibrium equations and all stress boundary conditions are satisfied. the solutions for these stresses are obtained by the stress variation method.

通过简单计算推导出满足其全部应力边界条件与平衡微分方程的应力表达式，并用应力变分法求得其解答；

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the engineer used the reactance variation method to solve the problem.

工程师使用了电抗变化法来解决这个问题。

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We must seek two main approximation methods of solution, the variation method and perturbation theory.

我们必须寻求两个主要的近似解法 、 变分法和微扰法.

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By Galerkin's variation method of continuous time variable, the finite element equation of CDE is derived. It is a system of first-order ordinary differential equations with respect to time variable. Solving this system of equations, we yield whole process of solving CDE.

首先对连续时间变量用Galerkin变分方法导出对流扩散方程的有限元方程，它是关于时间变量的一阶线性常微分方程，进而求解该方程组，完成求解对流扩散方程的全过程。

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The results shows that a positive correlation exists between the well water level step-variation, earth tide amplitude and well water height when the stress condition of the aquifer is constant and measuring method of water level is identical.

结果表明，当含水层所受应力状态不变，水位观测条件相同时，水位阶变、固体潮幅度与水柱高度有正相关关系。

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The theory and method on the determination of the sea level relative variation by tide gauge data is introduced in the dissertation.

作者首先介绍了利用验潮站观测资料监测海平面相对变化的理论与方法。

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In this paper, the variation function of throttle orifice and the method of calculating the reset spring are established on the basis of the best forced condition. This paper also analyses the influence of the other parameters on performance of the buffer.

本文推导出液压缓冲器在最佳受力状态时节流孔变化函数和复位弹簧的计算方法，并分析其它参数对缓冲器性能的影响。

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based on the equivalent resistance variation method, a mathematical model for fatigue response under random cyclic loading is developed, and the function of the full-range statistical distribution of resistance response error is also given under random loading.

在此基础上，根据电阻变化等效方法，建立了任意循环加载下疲劳响应的数学计算模型，并给出了任意加载下电阻响应误差的全域统计分布函数。

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In this paper, the bottom stress deviations are highlighted about the axisymmetric solution of the thick-walled cylinder of finite length by the Kantorovich stress variation method.

本文指出文献[4]、[5]在用康托洛维奇应力变分法解有限长厚壁圆筒轴对称问题时存在的端部应力偏差；

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dr. lee used the transit timing variation method to find an exoplanet.

李博士使用凌星计时变差法发现了一颗系外行星。

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In this paper, parametric variation method is used in kinematic equation of series excitation direct current motor with different turning velocities.

本文用参数变异法给出串激直流电动机在不同转速情况下的运动方程的解析解，以拓宽人们分析这类问题的思路。

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