Spectral method is one of important numerical method for solving differential equations.
谱方法是微分方程数值求解的重要方法之一。
Then it proposes the spectral method for estimating the direction of PSF and blur extent d.
给出了估计P SF的方向和模糊范围D的频谱方法。
A fast near infrared spectral method for measuring oxidation content in diesel was proposed.
采用红外光谱方法建立快速测定柴油氧化安定性方法。
The flow field is solved by pseudo-spectral method and the particles are traced individually.
流场用拟谱方法求解，颗粒用颗粒轨道模型跟踪。
The numerical experiments demonstrate that the new pseudo-spectral method has a high accuracy.
数值实验表明，该方法具有很高的精度。
We use spectral method to analyse basalt fiber material's protective property for radiant heat.
针对其热防护性能，使用光谱分析法，分析了连续玄武岩纤维材料的辐射热防护性能。
The merging of four vortices in mixing layers are simulated numerically with the pseudo spectral method.
用拟谱方法对混合层四涡合并的规律进行了数值研究。
Finite spectral method combined with QUICK scheme to solve the cavity flows on staggered grid was presented.
本文在交错网格上对二维驱动方腔流问题进行计算，求解了二维不可压缩流动的涡流流函数方程。
The results of the experiments with analytical initial data show that the spectral method is accurate and stable.
用分析初值所做试验结果表明谱方法是精确的和稳定的。
The basic formula of pseudo spectral method are derived for simulating inhomogeneous anisotropic elastic waves field.
推导了用于非均匀各向异性弹性波场正演的伪谱法基本公式。
In this thesis, Spectral method is used to analyse the scattering characteristic of Frequency Selective Surfaces (FSS).
本文用谱域方法研究了频率选择表面(FSS)的散射特性。
The direct numerical simulation (DNS) of incompressible reacting turbulent flows was carried out using a spectral method.
用谱方法对等温反应槽道湍流流动中标量关联量输运进行了三维直接模拟。
The physical spectral method of color measurement generally includes mechanical scanning type and electronic scanning one.
物理分光光度测色方法主要有机械扫描式和电子扫描式两大类。
Their method indicates that the mass of distant AGN black holes as estimated by other spectral methods is two to 10 times too high.
他们的研究方法表明，用其他光谱方法测量的遥远活动星系核的黑洞质量大概夸大了2-10倍。
A depth spectral method we developed for stereo matching has increased its credibility and realized the X ray stratified imaging.
利用深度谱分析物体层次，提高了立体匹配的置信度，提高了X射线立体透视的分层成像的质量。
It is shown that spectral method gives a more reasonable result, especially for the calculation of velocity and acceleration field.
计算表明波谱分析法的结果比按特征值的规则波分析法的结果更为合理，特别是对流速与加速度场的分析尤为明显。
Based on wavelet spectral method and boundary element method, a boundary wavelet spectral element method was proposed in this study.
将子波谱法和边界元法结合，提出了边界子波谱元方法。
The present paper deals with improvement of spectrograph electrode detecting Au by chemical spectral method and its application results.
论述了化学光谱法测定微量金的摄谱电极的改进及应用效果。
This thesis presents some studies on a kind of broadband phased arrays based on mutual coupling, using the spectral method of moments (MoM).
本文采用谱域矩量法针对一种基于互耦效应的宽带相控阵天线展开了相关的研究工作。
The application of air-acetylene flame atomic absorption spectral method for measuring the iron content in carbonyl nickel powder is studied.
文章运用了空气-乙炔火焰原子吸收光谱法进行羰基镍粉中铁含量的测定。
The classic spectral analysis method of the past has been replaced by the modern spectral method due to signal missing and the low resolution.
经典谱分析方法具有信号丢失、分辨率低等缺点，现代谱分析方法提高了谱估计的分辨率和真实程度。
The point pattern matching algorithm based on the spectral method performs poorly when the two point patterns to be matched are not isomorphic.
当两个要匹配的点模式不同构时，以谱方法为基础的点模式匹配算法性能较差。
This provides basis for analyzing the quality of fluecured tobacco leaf by UV spectrum, and that classifying fluecured tobacco leaf by spectral method.
这为用紫外—可见光谱来对烤烟烟叶品质进行分析，进而进行烟叶光谱分级提供了理论依据。
To simulate 3-d wave rapidly and effectively, a numerical simulation model of fully nonlinear waves was established using the high order spectral method.
为快速有效地模拟三维波浪问题，采用高阶谱方法建立了完全非线性波浪的数值计算模型。
The effects of electrical stimulations to madian and sciatic nerves on heart rate (HR) and blood pressure (BP)were studied with HR power spectral method.
用心率功率谱分析方法观察了不同频率电刺激大鼠躯体神经对心率及血压的影响机理。
Finally, to deal with the situation that the dimension of the signal subspace decreases, a new algorithm is proposed based on the idea of the Cross Spectral Method.
最后，根据降秩技术中的交叉谱思想，提出了一种新的对信号子空间维数减少时的处理算法。
The application of measuring lithium content in the positive powder of thermal activated battery by the Nitrous Oxide Ethane Flame Atomic Absorbing Spectral Method.
运用一氧化二氮乙炔火焰原子吸收光谱法进行热激活电池正极粉中锂含量的测定。
The application of nitrous oxide-ethyne flame ato mic absorbing spectral method to measure the content of silicon in Cd-Ni batteries impregnating solution is studied.
提出用一氧化二氮乙炔火焰原子吸收光谱法测定镉镍电池浸渍液中硅含量。
In order to understand the earthquake resistant safety of the dam, the aseismic strength of the dam is verified both by response spectral method and time-history method.
为了了解大坝的抗震安全度，用反应谱法和振型迭加法对坝体的抗震强度进行了校核。
The development of spectral method on elliptical and hyperbolic problems is summarized, and spectral method under sphere coordinates and polar coordinates is touched too.
总结了谱方法椭圆问题与双曲问题中的研究进展 ；论述了球面坐标和极坐标下的谱方法 ；
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