In the case of first-order approximation, an effective method for obtaining t...
在一次近似中，得到了一个有效的求解板的基频近似值的方法。
Therefore, it is easy to calculate any high order approximation by hand or by a computer.
因此本法易于手算和用计算机计算，从而可求任意高阶近似。
It is pointed out that Peters'equation is just the formula with first order approximation.
指出该公式只是一阶近似意义下的公式，并导出二阶近似、三阶近似意义下的公式。
The zeroth order approximation of the solution can be expressed in terms of confluent hypergeometric functions.
解的零级近似可以用汇合超几何函数表示。
Dr Worm acknowledges that the figures are "only a first order approximation" but says that if anything they are conservative.
Worm博士承认这些数据只是一阶近似，但他认为如果没有什么区别的话，这些数据已经是保守的了。
The result verifies that the high order approximation method offers better denoising effect and higher signal to noise ratio.
结果证明，相对于其他方法，高次逼近法去噪效果良好，得到的信噪比更高。
But when the rotary inertia of the hub is close to that of the beam, the zeroth-order approximation model may lead to wrong result.
但当中心刚体的转动惯量接近柔性悬臂梁的转动惯量时，零次近似模型将导致错误的结果。
Nonlinear directly estimating formula for exponential curve which, through fixed point, was derived, by using first order approximation of Taylor expansion.
运用泰勒展开的一阶近似估计推导过定点的指数曲线的非线性直接估计公式。
The Lagrangian formulation of the critical dynamics is recovered in the second order approximation of fluctuations in the closed time path continuous integral.
在闭路连续积分中取涨落二级近似，得到临界动力学的拉氏场论表述。
The first order approximation of the partial exponential stability of nonlinear time-varying systems is investigated by linearization approach of nonlinear systems.
通过非线性系统的线性化方法，讨论了一类非线性时变微分系统的解关于部分变量指数稳定的一次近似。
The depth migration with higher-order approximation by time-shift algorithm eliminates the frequency dispersion and amplitude distortion in the calculation process.
本文使用高阶方程深度偏移方法，并且在计算中采用了一种与差分运算等价的时移法解决了计算中出现的频散和振幅失真问题。
Under the first-order approximation of Taylor expansion, the analytic expression for the defect mode frequency is derived, from which the coupling factor is deduced.
利用泰勒展式的一级近似，得到了缺陷模频率的解析表达式，进而得到紧束缚理论中的耦合因子。
In this paper, the first order approximation theory of dynamic logging is obtained by using the geometrical factor theory in downhole condition and RC network theory.
本文用井条件下的几何因子理论和RC网络的单位脉冲响应给出了动态测井的一阶正演理论。
Under second order approximation both troughs and ridges of unstable isolated waves are formed in different locations, and for stable isolated waves only troughs are formed.
二级近似时其解为孤立波形式——不稳定时，在地形不同位置可形成东移或西移的孤立波槽或孤立波脊；而在稳定时只形成孤立波槽。
The result makes it clear that wall-pressure fluctuation can be described with the method of proper orthogonal decomposition, and the low order approximation is very efficient.
计算结果表明脉动壁压可用正交分解进行描述，而且对其进行低阶近似颇为有效。
Our calculation shows that, take the HFS model as zeroth order approximation instead, successful many-body calculation on the ground state property of closed shell atoms can also be made.
计算表明，以HFS模型为零级近似，对闭合壳层原子基态亦可成功地进行多体计算。
The results show that the eigen spectral functions declined with the increasing of order rapidly. The reconstruction of spectral density function shows that low order approximation is very efficient.
计算结果表明，冲击射流所形成的脉动壁压场可用正交分解进行描述，其特征谱函数随阶数的增加而迅速衰减，对谱密度函数进行低阶近似也非常有效。
So I hastily wrote up a paper giving the first order of approximation and showing that to that accuracy, at any rate, we had agreement between the theory and observation.
所以我匆忙地写了篇论文，给出一阶近似解并指出至少在这个精确度下，理论和实验结构都相符合。
The approximation order of the interpolation with the appropriate boundary conditions and constraints is analyzed.
分析了在适当的边界条件和约束下三次多结点样条插值的逼近阶；
The simplified Kochin function and the corresponding linear wave resistance formula for shallow water are derived by an analysis of the order of magnitude and approximation.
借助量级分析和近似处理，导出了简化浅水柯钦函数和相应的浅水线性波阻公式。
Then choosing suitable transform matrix, and applying TST to it, the satisfactory approximation order of the multi-scaling vector was achieved.
选择适当的变换矩阵，对尺度向量进行双尺度相似变换，可以使其具有满意的逼近阶。
Unconventional double set parameter finite element approximation for a fourth order variational inequality with displacement obstacle is considered.
研究位移障碍下的一个四阶变分不等式的非常规双参数有限元逼近。
The results show that the former geometrical highlight model with three parameters is approximation of one order for naked shells at high frequencies.
结果表明原来的三参数几何亮点模型是在高频情况下未敷瓦壳体的一级近似。
In particular, the highest approximation order is higher than other obtained summation operators.
特别地，新算子的最高逼近阶明显高于目前已有的求和算子。
In this paper, a five-degree nonconforming rectangle element approximation for second order obstacle problem is considered.
本文讨论了二阶障碍问题的一个五自由度非协调矩形元逼近。
The biorthogonal multi-scaling vector with higher approximation order was constructed using TST.
利用双尺度相似变换构造了高逼近阶的双正交尺度向量。
Studied in this paper is the nonconforming finite element approximation to the second order variational obstacle problem with displacement obstacle on the anisotropic meshess.
本文研究位移障碍下二阶变分不等式问题在各向异性网格上的非协调有限元逼近。
Studied in this paper is the nonconforming finite element approximation to the second order variational obstacle problem with displacement obstacle on the anisotropic meshess.
本文研究位移障碍下二阶变分不等式问题在各向异性网格上的非协调有限元逼近。
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