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Electromagnetic fields, caused by high frequency loop current on layer earth, are computed numerically by direct integral of Gauss quadrature, continued fraction expansion and Padé approximation using Matlab language.

在层状介质情况下，本文提出采用直接积分方法——高斯改进型积分、连分式展开法，对高频谐变回线电流产生的电磁场进行正演计算，采用MATLAB语言实现算法。

Objective To explore the value of the Computed Tomography scanned images and the dynamic change in diagnosis of pulmonary contusion.

目的 探讨CT对迟发性肺挫伤的诊断意义及其动态表现，为临床及时准确治疗提供可靠的诊断依据。

The atmospheric mean horizonal convergence in two examples is calculated using the two modified EVAD methods,the convergence obtained is then adjusted with the variational method,and the vertical velocity is computed in ter...

根据这2种改善的EVAD方法，分别计算出大气平均散度，再用变分法对散度值进行调整，然后利用连续方程，计算大气的垂直速度，并对各种结果进行了比较分析。

The decomposition method provides the solution in a rapidly convergent series with components that are elegantly computed.

分解方法的特点在于所得到的解为级数形式，不仅具有很好的收敛性而且容易计算。

Rader's algorithm, exploiting the existence of a generator for the multiplicative group modulo prime N, expresses a DFT of prime size n as a cyclic convolution of size N 1, which can then be computed by a pair of ordinary FFTs via the convolution theorem (although Winograd uses other convolution methods).

Rader演算法提出了利用点数为N的DFT进行长度为N-1的回旋摺积来表示原本的DFT，如此就可利用摺积用一对基本的FFT来计算DFT。

The Fresnel integral can be computed on the basis of geometrical properties of the Cornu spiral .

利用科纽卷线的几何特性，可以计算菲涅耳积分。

Objective To evaluate the clinical values of 16?slice spiral computed tomography coronary angiography.

目的评价16层CT冠状动脉成像的临床价值。

Coronary thrombosis ; Tomography ; X-ray computed ; Magnetic resonance angiography

冠状动脉血栓形成；体层摄影术； X线计算机；磁共振血管造影术

Key words:Dysgenesis of the corpus callosum;Tomography;X ray computed;Magnetic resonance imaging

关键词］胼胝体发育不全；体层摄影；X线计算机；磁共振成像

Methods The imaging findings of 9 cases Dysgenesis of the Corpus Callosum diagnosed by computed tomography and magnetic resonance imaging were analysed retrospectively.

对9例经CT或MRI检查诊断为胼胝体发育不全的影像学表现进行回顾性分析。

The second is to cut a mere 100 calories from your diet , which is the equivalent of a tablespoon of butter.

第二个就是从你的饮食中减少一百卡路里，只是相当于一大汤匙的黄油。

This is where the Rorschach test comes in.

现在，罗氏测试就出现了。