This paper proposes the flux mapping method using the higher order harmonics of the neutron equation.
提出用中子方程的高阶谐波进行通量拟合的方法。
For a thermodynamic process model described by higher order state equation, the general method of reduction of order will meet with a vast amount of computation.
对高阶状态方程描述的热工对象，若使用通常的降阶方法，将会有很大的计算工作。
This paper is concerned with the asymptotic behavior and existence of positive solutions for a class of higher order nonlinear neutral difference equation.
研究了一类高阶非线性中立型差分方程正解的存在性和渐近性。
An important inequality is used to establish some criteria for the oscillation of forced difference equation and it is generalized to higher order.
借助一个重要的不等式研究一类带有强迫项的时滞差分方程的振动性，并推广至高阶的情形。
In this paper, we investigate the problem of the convergence of zeros of the solution of higher order linear differential equation to small order of growth function.
主要讨论了高阶齐次线性微分方程解取小函数的点的收敛指数。
The paper presents how the higher order singularity of a boundary integral equation can be reduced.
边界元法中如何有效地处理奇异积分，一直是人们极为关心的课题。
This method reduces the number of space dimension, makes the equation system lower order, less data input and higher efficiency .
边界单元法降低了求解空间的维数，减少了离散线性方程组的阶数，输入数据比较少，而工作效率高。
Axisymmetric elasticity problem of cubic quasicrystal is reduced to a solution of a partial differential equation with higher-order by introducing displacement function.
本文通过引入位移函数使得立方准晶的轴对称弹性问题化为求解一高阶偏微分方程。
The Y-X correlation coefficient of a high order non - linear equation through mutation was higher than that of a simple linear equation by about 5 percent.
用权重方程产生的突变的高阶非线性预报方程，其y与X的相关系数比1阶线性方程提高5%左右。
We solve the higher order nonlinear Schrodinger equation by means of the small amplitude approximate method and present the bright and dark solitons solutions in chapter 5.
第五章我们运用小幅度近似方法求解高阶非线性薛定谔方程，得出了它的亮、暗孤子解。
Based on the nonlinear Schr? Dinger coupling equation, the impact of higher order dispersion in the photonic crystal fibers on the pulse trapping is studied by numerical simulation.
基于耦合非线性薛定谔方程，通过数值模拟，研究了光子晶体光纤中高阶色散对脉冲俘获的影响。
Based on the nonlinear Schrodinger coupling equation, the impact of higher order dispersion in the photonic crystal fibers on the pulse trapping is studied by numerical simulation.
基于耦合非线性薛定谔方程，通过数值模拟，研究了光子晶体光纤中高阶色散对脉冲俘获的影响。
Based on the nonlinear Schrodinger coupling equation, the impact of higher order dispersion in the photonic crystal fibers on the pulse trapping is studied by numerical simulation.
基于耦合非线性薛定谔方程，通过数值模拟，研究了光子晶体光纤中高阶色散对脉冲俘获的影响。
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