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。
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, which is used to calculate the in-plane wave motion of free field in elastic layered semispace by oblique seismic incidence.
采用基于等离子体物理模型的时域有限差分方法模拟了金属薄膜近场成像特性；采用薄膜传输矩阵方法计算了金属薄膜对倏逝波分量的放大作用。
The property of the near field subwavelength imaging in a metal thin-film structure is investigated using finite difference time domain method based on Drude model.
应用时域分析的计算结果与模型试验结果进行了比较，获得了比较好的结果。
Comparing the calculation results applying the time domain analysis with model test results shows fairly good results.
土—结相互作用的时域分析计算量很大，为减小计算量，提出了计算褶积分的有效方法。
To reduce the large amount of computation in the time domain analysis of SSI problem, an effective algorithm of calculating the convolution integrals was presented.
时域有限差分法将声波基本方程表示为一个时间和空间的迭代方程组，实现对室内声场中低频段的模拟计算。
The acoustical wave equation is presented a serial spatial and time iterative equations and room acoustics field is simulated using finite difference time domain method.
该方法通过应用多个时间步长替代传统非均匀时域有限差分(NU - FDTD)法的单一时间步长的算法来提高计算速度。
The algorithm USES multi-time steps to replace single time step in traditional non-uniform finite-difference time-domain (NU-FDTD) method to enhance the computing speed.
在负重轮轮轴处安装加速度传感器，通过测量该处的时域加速度来间接计算路面功率谱，大大简化了操作过程。
Fixing the acceleration sensor in the axis of the wheel, by measuring the acceleration of the axe to calculate road power spectral indirectly, this greatly simplifies the operation process.
时域有限差分(FDTD)方法因其简单灵活有效已经广泛应用于计算电磁学中。
FDTD method had been used in electromagnetism computation widely for its simple, agility and efficiency.
用时域有限差分方法计算了一组具有相似几何结构且包含理想金属材料的准分形光子晶体的能带。
The photonic band of a set of quasi_fractal photonic crystals, which have similar structure and include idealized metal, is computed by finite_difference time_domain method.
在一般情况下，时域等价结构的计算复杂度是最低的。
In most condition, the calculation complication of time field equivalence realization is the least.
首先对语音音素进行时域、频域、能量值的提取，然后通过计算得到每个采样点的组合特征值，描绘成图像。
Firstly, phonemes should be extracted on the time domain, the frequency domain and energy then the combination character of each sample and map figure were calculated.
以唐山台水准为例，进行了全时域扫描的实例计算，并与已有的几种方法进行了比较和检验。
Taking Tangshan station as an example, the calculation of full time domain leveling data is made, which is tested and compared with several other methods.
本文提出了用模态截断法处理复杂结构的随机振动方程、及时域上计算系统随机响应的方法。
A method to treat stochastic dynamic equation of complicated structure by means of modal truncation method and to compute response statistics of dynamic system in the time domain is presented.
本文借助程序设计、计算数学、电路的理论知识推导出两个时域数值解法。
In this thesis, two time domain numerical solution approaches have been deduced by the aid of computational mathematics and circuit theory.
相对于频域方法而言，时域积分方程法有这许多优势，因此，它是计算电磁学数值方法中一个重要的方法。
The time domain integral equation (TDIE) method is one of the important methods in electromagnetic numerical simulations for several advantages over conventional method in frequency domain.
作者给出了计算波浪扰动力的公式，使得在时域中有航速船舶波浪扰动力的计算，可以用辐射势和入射波势来表示，而不须求解绕射势。
A proposed "D. Z. Z. formula" for computing wave exciting forces is presented, therefore the exciting forces in time-domain can be given without computing the diffraction potential.
提出了基于时域有限差分算法的计算无限大导体和介质薄片电磁屏蔽效能的电磁场数值计算方法。
An electromagnetic field numerical method is put forward to analyze shielding effectiveness of the infinite thin conductor and dielectric sheet based on the FDTD.
分析了光流计算中产生时域微分估计误差的各种因素，提出了光流的逐次逼近计算模型。
The factors, which introduce the error of temporal differential estimation are, analyzed. The successive approximation calculation model for the optical flow estimation is put forward.
在胶印机胶辊压缩区域面积计算和胶皮刚度测试的基础上，给出了一种计算胶辊弹性压力及其时域波形的方法。
On the basis of the calculation of compressed roller area and the rubber rigidity test, the authors give a method of calculating the elastic pressure of offset rollers and the waveform of time domain.
基于时域有限差分算法，提出了一种新的电力电缆电磁瞬态分析的计算模型。
Based on the finite difference time-domain (FDTD) method, a novel model is presented for transient analysis of power cable system.
与传统方法相比，因为采用这些方法，仅需一次时域模拟，因此可以减少计算时间。
Because only one time-domain simulation is required using those techniques, computation time can be reduced by comparison with traditional method.
对待识别音频，分别用已知说话人的时域基函数组计算各自的系数向量，并计算系数向量各分量之间的互信息。
To recognize a test speech signal, all sets of basis functions are used to produe the coefficient vectors, and the mutual information among the elements of the coefficient vectors are calculated.
本文给出了一种基于时域有限差分法(FDTD)的数值方法，计算制备在QWIP器件上的金属光栅的衍射效应。
A numerical approach based on finite difference time domain (FDTD) method was presented for investigating the diffraction effect of a metal grating fabricated in QWIP.
本文耦合粘性边界是和频率无关的，可以适用于频域和时域的计算。
The coupled viscous boundary could be used not only in frequency domain but also in time domain.
本文讨论了用时域有限差分法计算在平面电磁波照射下人体对电磁能量的吸收问题。
The problems of EM energy absorption of human body irradiated by plane wave are discussed by using the Finite-Difference Time-Domain (FD-TD) method.
本文根据驾驶员诱发振荡的实质，从闭环控制理论出发，提出了人-机系统数学模型，并在时域内进行了计算。
According to the essence of Pilot Induced Oscillation (PIO) and the theory of Closed-loop control, the mathematical model of Pilot-Plane system is set up.
建立了研究层状介质波动问题的时域边界元计算模型。
A time domain boundary element model (BEM) is presented for wave propagation problems in layered media.
提出了一种新的计算弹性-粘弹性复合结构随机响应的各阶谱矩的计算方法，它是一种时域复模态分析方法。
In this paper, a new method of calculating random response spectral moments of elastic-viscoelastic combined systems under random excitations is presented.
提出了一种新的计算弹性-粘弹性复合结构随机响应的各阶谱矩的计算方法，它是一种时域复模态分析方法。
In this paper, a new method of calculating random response spectral moments of elastic-viscoelastic combined systems under random excitations is presented.
应用推荐