查询词典 spectral

Based on the impact information from loose part, the power spectral density was created by time-frequency transformation.

4本文提出了利用神经网络理论和模式识别理论，实现对松动件质量估计的数学模型。

The method using HHT to estimate local spectral density is proposed.

本文给出了利用HHT估计地震地面运动局部谱密度的方法。

White noise is ideal signal, its power spectral density is constant.

白噪声是一种理想的信号，该信号具有功率谱密度为一常数，是测试地震计频率特性的一种理想信号。

In the method, the probability density function of a stochastic process is described from the spectral density function of the stochastic process.

根据S。 O。 Rice对随机过程峰的一维概率分布的研究方法，扩展到对随机过程峰的联合概率密度的分析。

When a supplier must substitute a pigment because of material incompatibility, the pigment substitution should possess a similar spectral energy distribution curve.

当一个供货商由于原料不兼容必须代替一种颜料时，颜料代替必须有相似的光谱能源曲线。

Calculated crystal structure to determine its spectral distribution, and find the necessary structure, and then analyzed.

通过计算晶体结构来确定其光谱分布，从而找到所需要的结构，然后再进行分析。

The spectral distribution of the ASE source is shown in Fig.

光谱分布的ASE的来源是显示在图。

First, the radiation intensity and spectral distribution of a target in the detection waveband are analyzed and simulated.

首先对目标在探测波段内的辐射强度的组成和光谱分布特点进行了分析，并对目标的辐射强度、光谱分布和运动等特征量进行了模拟。

There exist the spectral information and the spatial distribution and structure information in a remote sensing image.

遥感图象记录的是景物对电磁波的反射与辐射能量及其空间分布信息。

But the uniform distribution of the spectral energies can be found in the Power Spectrum Density Function of Eurocode 8 code.

而Eurocode 8给出的设计地震动在所关注的频率范围内能量分布比较均匀。

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％。