查询词典 spectral

First, a generalized spectral-domain Greens function defining the field inside a multilayer dielectric structure is derived.

本文主要采用谱域矩量法对多层介质微带阵列的辐射特性和交叉极化特性进行分析。

The spectral response of the demultiplexer is calculated by using a rigorous coupled wave analysis method.

对修正了相位的光栅，采用严格耦合波分析，计算了光折变全息应用于波分复用的频谱响应。

Based on the spectral density function,an efficient and practical method of wind loading simulation is presented.

1引言随着现代材料、施工技术以及设计理论的发展，出现了越来越多柔性的、自重轻、阻尼小的建筑物。

One way is point operation of an image and another is power spectral density function.

经过这些处理，使雷达图像质量较处理前有了很大提高。

A whole reference spectral density matrix is established in multiple shaker random vibration test.

多振动台随机振动实验中必须设置完整的参考谱矩阵。

Then, the matrix product of them determined the pressure fluctuations＇power spectral density function matrix .

实验还证实了单个气栓内部瞬时压力的均匀性和料栓内部空隙率的不变性。

Study on the measurement of spectral propertles of monochrmatic light crystalline quartz depolarizer .

单色光石英退偏器的光谱性能测试研究。

The following are main points in the thesis.(1) On the basis of widely researching of the domestic and overseas references, there are four types of depolarizers being summed up and introduced in this thesis, the four types are spatial averaging depolarizer, time averaging depolarizer, fiber ring depolarizer and spectral averaging depolarizer.

本论文主要完成的工作是：(1)在查阅了大量的文献的基础上，总结了四种类型的退偏器，空间偏振态平均退偏器、时域平均退偏器、光纤环退偏器、光谱平均退偏器，并分别对四种类型的退偏器的工作原理进行了深入的研究，为每种退偏器的设计方法建立了数学模型。

This method is founded on the frequency domain model of DS-UWB array signals. The spatial spectral function is then derived for analysis.

该方法建立在直接序列超宽带系统阵列信号的频域模型。

The row details in line sequence, the line details in row sequence and the diagonal details in z sequence.resultsthe frequency spectral data and the image texture information were provided with image detection and wavelet analysis of the lymph node enlargements in face and neck, as well as the quantitative data descriptions of the texture of the foci or the normal tissue.

结果通过对面颈部肿大淋巴结的图像测定和小波技术分析，提供了频谱数据及图像的纹理分析信息，获取了病灶区域与正常组织纹理定量的数据描述。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。