数值计算

The numerical computation has been carried out for the diffraction efficiencyof phase-matching periodic grating.

然后，对位相匹配的周期性光栅的衍射效率进行了数值计算。

It is demonstrated by mathematic calculation that the discharge capacity of insertion electrode depends on the value of Q(defined as the ratio of discharge hour rate and diffusion time constant).

数值计算的结果表明，Q值（放电时率和扩散时间常数之比）对材料的放电容量有非常重要的影响。

Prony's method and direct numerical methods are presented for designing IIR filters according to time-domain specifications.

Prony方法和数值计算方法是直接提交设计IIR滤波器根据时域规格。

The Discontinuous Deformation Analysis has been a recently developed numerical method which can be used not...

块体系统非连续变形分析是在近年来才发展起来的一种新的数值计算方法。

Effects of the time-scale truncation and errors of experimental data on the discrete relaxation spectrum are presented.

数值计算结果表明用这种新算法得到的离散松驰谱更有效可信。

A new numerical method for the fractional integral that only stores parthistory data is presented,and its discretization error is estimated.

提出了一种只需要存储部分历史数据的分数积分的数值计算方法，并给出了误差估计。

Under given boundary conditions and using the moments method, the dispersion relations were obtained.

在此基础上，建立耦合腔分区模型、采用场匹配方法建立色散方程，并数值计算得出不同等离子体密度及磁场下的耦合腔色散曲线。

The matrix elements of SU(1,1)displacement operator in theirreducible representation space are obtained.

这种表达式比以往的级数表示形式和拉盖尔多项式表示形式更加方便和简洁，易于进行数值计算。

Numerical analysis is performed to study the effects of some physical parameters to the displacement of surface soil.

通过数值计算分析，进一步研究了各物理参数对地基动力响应的影响规律。

The simulation Connection of distributary ratio and separate efficiency compared with the experimentation data and the relative error is within 15%.

从而说明本文所采用的数学模型及算法对复合式水力旋流器内部流场的数值计算是可行的。

For a big chunk of credit-card losses; the number of filings (and thus charge-off rates) would be rising again, whether

年美国个人破产法的一个改动使得破产登记急速下降，而后引起了信用卡大规模的亏损。

Eph. 4:23 And that you be renewed in the spirit of your mind

弗四23 而在你们心思的灵里得以更新