用表面能量近似和平均能量近似从背散射谱上计算了射程深度和射程分布的标准偏差。
Both range and its standard deviation are calculated according to surface energy approximation and mean energy approximation.
为什么我们不确定一个新的能量单位,它近似于我们需要测量的一些量？
Why don't we define a new unit of energy That isnear to what we have to measure?
实验用反向电压法近似测量了光电子的能量分布，与统计热分布明显不同。
The energy distribution of the photoelectrons is measured by means of reversed voltage method. The distribution is different from thermal distribution.
在柱坐标系中，求出了绝对零度情况下近理想玻色气体涡旋态的波函数和能量的近似解析形式。
Approximate analytical solutions of wave function and energy of vortex in the cylindrical coordinates system are obtained for the near-ideal Bose gases at zero temperature.
而且，总结了基于能量状态近似法的飞行轨迹优化算法。
In addition, the flight path optimization algorithm based on energy state approximation is summarized.
通过分析发现了视频帧问中频能量关系对于光度失真和空间同步失真的近似不变性。
The approximate invariance of the middle frequencies energy relationship between video adjacent frames under photometric distortion and spatial desynchronization is discovered by analysis.
抛物线方程（PE）是波动方程的一种近似形式，它假设电磁波能量在沿着抛物线轴向的锥形区域内传播。
The Parabolic Equation method (PE) is an approximation of the wave equation, which models energy propagating in a cone centred on a preferred direction, the paraxial direction.
本文试图在时域范围内寻找一种近似解耦方法，称之为输入-输出能量解耦方法。
This paper tries to seek an approximate decoupling method in the time-domain framework. It is called as an energy decoupling method.
采用无规相近似(RPA)耦合集团展开方法，计算出2 + 1维su(2)格点规范场的三到六阶真空波函数和真空能量。
The coupled cluster method is improved with the random phase approximation (RPA) to calculate vacuum wave function and vacuum energy of 2 + 1-d SU (2) lattice gauge theory.
用解析几何作为一种近似的方法讨论了生命能量系统动力学模型中两个典型方程解函数平衡点的求解问题。
Analytic geometry was used as an approximate method to discuss the equilibrium values of two typical dynamic equations of Life Energy System.
提出直线逼近齿廓曲线近似求解该齿轮刚度的能量积分法。
The energy integration method is also put forth to solve stiffness approximately by linear approximating the tooth profile curve.
推导了用能量法计算侧向屈曲临界载荷的计算式，并给出了近似解。
The equation for calculating the lateral buckling critical load by using the energy method is deduced, and an approximate solution is given.
本文采用能量原理，导出斜拉桥的近似解答，并利用逐次渐近法对一座实际桥梁进行数值计算。
This paper USES the principle of energy to obtain the approximate solutions for the cable-stayed Bridges. The method of successive approximation has been applied to the analyses of the actual bridge.
本文在假定电弧截面温度分布的基础上，通过对电弧内部能量平衡的研究，提出了一个横向磁场中动态电弧的近似计算模型。
Based on the assuming of the arc temperature distribution and the investigation of the energy balance in the arc, a simplified model of the dynamic arc in transverse magnetic field is proposed.
提出了一种可借助于最小敏感性原理求解本征能量的双变分参数的近似方法。
It proposes an approximation method with two variational parameters for finding the eigen-energies by principle of minimal sensitivity.
本文讨论了近似模型下，即不考虑轨道运动时，均匀磁场中定域电子能量、波函数、平均值及测不准关系。
In this paper, the power, wave function, average value, and uncertainty relation of localized electronic spin in uniform magnetic field were discussed.
多年来，对于这种板只有能量法与数值解法的近似解。
The approximate solutions by energy methods and numerical methods are traditional.
在第2章中，在查阅资料、理解循环流化床原理的基础上根据质量、能量平衡方程建立了床温的近似控制数学模型。
In chapter 2, based on the investigation of references and the principle of CFB, a approximate temperature mathematic model is established according to both mass and energy equilibrium equations.
本文通过对波函数、原子能量、辐射跃迁等方面的讨论，分析了原子结构壳层模型的近似性。
The approximation of the shell model in atomic structure had been assayed with discussion about the wave funtion, atomic energy and the radiant transition in this paper.
研究发现，阻尼比为5%时的地震动总输入能量谱和最大瞬时输入能量谱的等价速度谱可以分别用阻尼比为0.5%和10%下的拟速度谱来近似获得；
It is found that the input energy and momentary input energy spectra with a damping factor of 5% can be estimated from the pseudo-velocity spectra with damping factors of 0.5% and 10%.
并从能量叠加平衡方程，近似定量估计出大洋中长历时涌浪有效波高与局地平均风速的关系。
The relationship between local mean wind speeds and swell significant wave heights for long period has quantitatively estimated from the superposition equation of energy.
本文将闭壳层体系的近似关系式，应用于计算原子开壳层体系非相对论的总电子能量。
An approximate relationship is applied to calculate nonrelativistic total electronic energies of atomic open shell systems.
在有效质量近似下，利用微扰理论研究了矩形量子线中电子和空穴的基态能量。
Within the effective mass approximation and the perturbation method, the electron and hole ground-state energy in a magnetic field in the rectangular quantum wire are calculated.
用时变系统来近似实际系统，采用遗忘和加权配合的辨识算法来预测能量。
The real system is modeled as a time-varying system, and the energy is predicted by the identification algorithm with both forgetting and weighted factors.
该研究工作为深入研究不同海浪谱中非线性能量传输特征以及其近似计算方法改进提供了基础。
Advanced studies can be carried out based on this model, such like the study of the structure in most-contribution configurations and the study of improving approximation computation methods.
精确解法及近似解法，能量法，虚功法。结构计算力学绪论。
Exact and approximate methods, energy methods, principle of virtual work, introduction to computational structural mechanics.
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。
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.
还有计算了在弱场条件近似下引力驻波的能量密度，并给出曲率标量R和能量密度平面的数值计算。
Besides that, we presents the gravitational wave energy density under the weak field situation and gives the x - y plane numerical calculation to curvature scalar R and energy density .
还有计算了在弱场条件近似下引力驻波的能量密度，并给出曲率标量R和能量密度平面的数值计算。
Besides that, we presents the gravitational wave energy density under the weak field situation and gives the x - y plane numerical calculation to curvature scalar R and energy density .
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