由周期边界条件推出贝特假设方程。
The Bethe ansatz equations are obtained from the periodic boundary conditions.
给出了求解具有周期边界条件色散方程近似解的交替分组迭代法。
The alternating group iterative method for the dispersive equation with periodic boundary condition is presented.
摈弃了目前国际上通常采用的周期边界条件，以及以平板代替曲面的做法。
The common calculating methods, i. e. using periodic boundary condition and curved surface replaced by flat plane, were discarded.
采用改进的界面重参数方法，讨论了周期边界条件下同质双层铁磁膜中自旋波本征激发问题。
The eigen problems of spin waves in a homogeneous ferromagnetic bilayered system with periodic boundary conditions are solved by using the improved interface-rescaling approach.
最后讨论了有限差分紧致格式的边界处理问题，并与用周期边界条件计算的结果进行了比较。
Finally, the boundary treatment of the compact finite difference scheme is discussed and compared with the numerical result with periodic boundary conditions.
考查了周期边界条件下的磁流体方程，证明了它的解关于时间是解析的，由此得到了磁流体方程的解的向后惟一性。
Magnetohydrodynamics equations with periodic boundary conditions are considered in this note. The time analyticity of the solutions for the equations is proved and the backward uniqueness is obtained.
IBM软件开发平台提供了一个无边界的生命周期解决方案。
The IBM Software Development Platform provides a lifecycle solution that knows no boundaries.
上面的方法不能用于负载特性分析，原因在于不能确定周期性的边界条件。
However, this approach cannot be used for analysis of load characteristics because it proves impossible to specify periodic boundary conditions.
本文采用一种边界积分方程法，计算了共线周期反平面裂纹的动应力强度因子。
In this paper, a boundary integral equation method is applied to compute the dynamic stress intensity factors of collinear periodic antiplane cracks.
具体推导了柱坐标下的有限元列式，并给出了周期对称边界条件的处理方法。
FEM formula in the cylindrical coordinates system is derived and the methods of dealing with the periodic symmetric boundary coordinates are given.
总政策、基本政策和具体政策都具有自己的时空边界、时空周期和时空效力。
General principle and basic as well as concrete policies all have their own the boundary of time space, cycle of time space and efficiency of time space.
为此采用全样本对称周期延拓的方法进行边界延拓。
Therefore, full-sampled symmetric periodic extension method is adopted here in order to alleviate boundary effect.
滑移边界条件下的模拟结果具有良好的周期性，各个周期的过渡性也更加平滑，与实际情况更加接近。
The simulation has good period property, the transition between each period is more smooth and is more close to the real result.
在此基础上，又进一步地分析了摇摆周期和摇摆幅值对流型转换边界的影响。
The effects of rolling period and rolling amplitude on the transition boundary of flow pattern were discussed.
我们用离散元(DEM)方法研究了这种运输机在水平配置时的流动机制，施加周期性边界条件并忽略流动介质的存在。
We investigate the flow mechanism of this conveyor in a horizontal configuration by a discrete element method (DEM), applying a periodic boundary and omitting the existence of fluid medium.
慢波系统一般采用周期性结构，其中传输的电磁波需要满足十分复杂的边界条件。
Slow-wave systems generally employ periodic structures, and the electromagnetic waves transmitted therein are required to satisfy very complicated boundary conditions.
为了充分考虑旋翼尾迹对流场的影响，采用周期性边界条件和由动量理论导出的远场边界条件。
To incorporate the important effects of the rotor wake, the far-field boundary condition derived from the rotor momentum theory and the cyclic boundary condition have been used.
对背景湍流度很大的流动，边界层中有时会产生沿展向周期分布的流向速度的条纹结构。
For high levels of free-stream turbulence, streaky structures in boundary layer with the spanwise variations alternating will be generated.
通过引入周期性边界条件，在立方体单元内模拟混凝土中集料和界面的分布。
By introducing periodic boundary conditions, the distribution of aggregates and ITZs in concrete is simulated within a cubic element.
图像的边界延拓我们采取周期延拓或对称延拓方式，图像压缩的数字实验验证了算法的优良性。
We use period extension or symmetry extension in image processing. Our arithmetic has perfect properties that validated by numeric experiments in image compression.
该模型由描述系统振动的双曲型偏微分方程组及相应的边界条件和周期性条件组成。
This model consists the hyperbolic partial differential equations, boundary conditions and cyclical conditions of the system.
该模型由描述系统振动的双曲型偏微分方程组及相应的边界条件和周期性条件组成。
This model consists the hyperbolic partial differential equations, boundary conditions and cyclical conditions of the system.
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