查询词典 spectral

Based on up_ and down_going wave decomposition and elastic wave power reciprocity theorem, this paper derives, in the lateral velocity varying case, linear prediction operators expression and the generalized spectral factorization equation for reflection dataset.

本文基于上下行波分解及弹性波互易定理，导出横向变速介质条件下线性预测算子的表达式和反射数据的广义谱分解方程。

We have used the ICE-AES instrument produced by Jobin Yvon company and selected suited testing condition. In allusion to the spectral interference of coexist elements in titanium alloys to the analytical lines of Y, Nd, suited analytical lines were selected and reclaimant and precision experiments were achieved.

采用法国Jobin Yvon公司的ICP发射光谱仪并选择了适宜的测试条件，针对钛合金中共存元素对Y、Nd分析谱线的光谱干扰选择了合适的分析谱线并进行了回收实验和精密度实验。

The objective of the present paper was to develop a methodology to estimate soil attributes using spectral reflectance.

研究的目的是应用波谱反射建立一个新的研究方法来估算土壤属性含量值。

V-I transmission matrix method is presented firstly in this paper to analyze the reflection spectral characteristics of fiber grating F-P cavity and the V-I transmission matrix model is established.

本文首次将V-I传输矩阵法用于光纤光栅F-P腔反射光谱特性的分析，并建立了V-I传输矩阵模型。

But Cd is toxic and hazardous to environment, even worse, CdS has a narrow transmittance spectral regin of 550 nm-800nm.

但是Cd有毒，会对环境造成很大的污染；而且CdS对太阳光谱的响应范围比较窄，采用宽带隙无公害的材料来替代CdS是必然趋势。

Simulation results showed that this method converges quickly and provides good linearization performance in suppressing the spectral regrowth.

仿真结果表明，该方法收敛速度快，且具有良好的抑制频谱扩展的线性化性能。

The spectral properties of strongly regular multigraphs are studied in Section 3, we show that they can be haracterized as multigraphs with exactly three distinct eigenvalues, we show further when they are strongly regular graphs in terms of their eigenvalues.

我们在第三节证明强正则重边图和强正则图相同，均为具有三个相异的特徵值所刻画。针对具有三个相异特徵值的图，我们找出其分别对应於强正则图和强正则重边图的条件。

A spectral camera lens with the relative aperture of 1∶1 is introduced.

介绍一种相对孔径为1：1的光谱摄像镜头。

This paper presents an algorithm of point correspondence in which the spectral theory,partial characteristics of points and the method of probabilistic relaxation are combined.

文章提出了一种将谱图理论、特征点的局部特征和概率松弛法相结合的特征点匹配算法。

The spectral waveband is an important factor to be investigated in optical remote sensor design.

光谱波段是光学遥感器设计中需要考虑的一个重要指标。

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％。