Using the variable domain finite element method, the problem of the flow over a gated or free spillway has been solved successfully.
本文利用变区域上变分有限元方法求解了溢流坝自由溢流和闸下出流问题。
Local artificial boundary of seismic analysis is widely used in time-domain finite element method for its good feasibility and high numerical stability.
地震分析中的局部人工边界由于具有易于实现、稳定性较好的特点，目前在时域有限元法中得到广泛应用。
The time domain finite difference and the finite element method are more convenient.
有限差分法和有限单元法在时间域里更为方便。
The Galerkin finite element method is applied to obtain simultaneous solutions in the space domain to the governing equations where the displacements and the fluid pressures are the primary unknowns.
利用有限元方法得到了控制方程中未知的位移和流体压力在几何域上的耦合解。
Emphasis in the discussion is put on presentation of finite element method in frequency domain, in which transmitting boundary has been adopted.
文中重点讨论了具有工程实用价值的引入了透射边界的频域有限元解法。
The parallel finite element method using domain decomposition technique is adopted to the distributed parallel environment of workstation cluster.
将采用区域分解技术的并行有限元方法应用于工作站机群的分布式并行环境。
Boundary element method and finite element method will realize to disperse solving domain in a probe function.
除了对于狭长形状的解域处，边界元法的求解精度一般高于有限元法。
These algorithms are given by both the finite element A- method and the nonoverlapping domain decomposition method based on the natural boundary reduction.
这些算法采用了有限元A-法和基于自然边界归化的非重叠型区域分解算法。
In order to solve the problem of finite element model in steel structure, the checking method on correlativity of models is put forward based on time domain.
针对钢结构有限元建模中出现的问题，提出基于时域下的模型相关性检验方法。
A finite element method is proposed to analyze the grounding performance of the substation grounding grids in frequency domain.
提出了计算变电站接地网接地性能的频域有限元方法。
The spline finite element is used for space domain and the state space method is used for time domain respectively.
对空间域，采用样条有限元法；对时间域，采用现代控制论中的状态空间法。
Based on the pseudo-excitation method and the finite element method, a new random vibration method is developed for predicting buffeting internal forces of long-span Bridges in the frequency domain.
基于虚拟激励法和有限元法，在频域建立了一种新的桥梁抖振内力响应分析的随机振动方法。
A 1d finite element method in time domain is developed, which is used to calculate the in-plane wave motion of free field in elastic layered semispace by oblique seismic incidence.
提出了一种弹性水平成层半空间中平面内波动斜入射时自由波场时域计算的一维化有限元方法。
A 1d finite element method in time domain is developed, where the wave motion of free field in elastic half-space by SH wave oblique incidence is simulated.
提出了一种计算出平面SH波斜入射时弹性半空间自由波场时域计算的一维化有限元方法。
In Chapter 5, we study the multi-scale finite element method for the heat equation of composite materials with honeycomb structure in two dimension domain.
第五章讨论二维蜂窝结构热方程边值问题，给出了一个多尺度渐近展开式和有限元计算格式。
Based on the finite element model of a landscape chimney by SAP2000 and wind load history, the dynamic responses of the chimney were analyzed using time domain method.
采用SAP2000软件建立了某景观烟囱的结构分析模型，输入风荷载时程进行风振响应分析。
The hierachical finite element technique has been applied in the time domain and a step-by-step integration method with high accuracy has been developed in this paper.
本文把升阶谱技术应用于时间域，建立了一种高精度的逐步积分法。
The hierachical finite element technique has been applied in the time domain and a step-by-step integration method with high accuracy has been developed in this paper.
本文把升阶谱技术应用于时间域，建立了一种高精度的逐步积分法。
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