spectrum是什么意思

网络释义

用法例句

Their spectral resolution and spectral range are analyzed and compared.

对空间外差光谱技术与传统的傅里叶变换光谱技术(FTS)进行比较研究,介绍了两种光谱技术的光学原理,围绕着仪器的光谱分辨率和光谱范围进行比较分析,给出了一组系统设计参数的比较例子。

Relation between the magnetic induction B andthe free spectral range of F-P etalon;

磁感应强度B与F-P标准具自由光谱范围的关系

Based on grating equation on arrayed waveguide grating of N×N wavelength multiplexer,this paper analyses the dispersion principle of AWG,deduces signal channel spectral range Δ f ,free spectral range,spectral response functionand fullwidth at half maximum theoretically,and points out the spectral response of AWG is determined with Gaussian distribution.

从 N× N波分复用器阵列波导光栅的光栅方程出发 ,讨论了阵列波导光栅的色散原理 ,并进行了理论推导 ,得到了信道间隔Δf、自由光谱范围和频率响应函数 ;其光谱响应曲线表明 ,阵列波导的频响等效为一高斯带通滤波器 。

Based on the theory of Zeeman effect and free spectral range of Fabry-Parot etalon, asimple method for measuring wave number defference and specific charge is designed.

根据原子光谱线在外磁场中的分裂特点和法布里－珀罗标准具的自由光谱范围，导出了一种在塞曼效应实验中测量分裂谱线波数差和电子荷质比的简单方法，并给出了应用实例。

As the energy filters through the layers of the solar interior, it passes through the X-ray part of the spectrum, eventually becoming light.

由于能量经过太阳内部的层层过滤，便越过了x—射线光谱范围，最终形成(可见)光线。

Figure 1.6 shows the relative response of the "average eye" to light of constant luminace projected at various wavelengths throughout the spectrum.

图1．6示出了“典型”人眼对整个光谱范围内功率恒定而波长不同的各种可见光的相对响应曲线。

A device for converting electromagnetic radiation in the infra-red, visible and/or ultra-violet regions of the spectrum into an electric current.

一种把下述光谱范围内的电磁辐射转换成电流的装置: 红外线、可见光和/或紫外线。

regions of the spectrum into an electric current

一种把下述光谱范围内的电磁辐射转换成电流的装置：红外线、可见光和／或紫外线。

The spectral range for Grating #H6, #H7, #H9, #H10, #H11 and #H12 varies according to the starting wavelength range.

12号光栅的光谱覆盖范围随其始波长范围变化。

Calculating Equations for Resolution and Wavelength Range of Grating Spectrograph

光栅光谱仪分辨率及波长范围计算公式的研究

Dynamic Misalignment Detecting Technology in Space-borne Fourier Transform Spectrometer

空间傅里叶光谱仪高精密大范围动态测角技术

The dioptre was from-6.25DS to -10.00DS.

屈光度范围-6,25DS～-10.00DS。

The broad fluorescence spectrum of the organic dyes suggests a broad tunability range for lasers using them as the active material.

有机染料具有宽荧光光谱使人们想到，若用它们作为激光介质，则激光器就会有宽的调谱范围。

Divide the Spectral Range of the Grating by the Number of Detector Elements. The resulting value is the Dispersion.

按探测器元件数量分光栅的光谱覆盖范围。结果值是色散。

Grating spectrometers, used over the rangs from soft x-rays to the far infared, have enjoyed continued interest.

使用范围从软x射线到远红外线的光栅光谱仪继续受到注意。

Chemical analysis using spectrometer and chemical mathod at the same time to ensure impurities are within specification.

用光谱和化学法同时进行化学成份分析确保化学成份在控制范围。

The rule of thumb is this: The higher the starting wavelength, the more truncated the spectral range.

变化规则是：起始波长越大，光谱覆盖范围被截去得就越多。

determination of boiling range distribution-gas chromatography method

沸点范围测定-气相色谱法

The electromagnetic spectrum covers an enormous range of frequencies and energies.

电磁波谱包括极大的频率和能量范围。

Light energy ,limit and light spot was decided by patient' s condition.

光凝能量、范围及光斑大小视病情而定。

an instrument for measuring the light sensitivity of film over a range of exposures.

通过曝光范围测量胶片光敏度的仪器。

Middle tones( Mid tones): Tonal ranges between highlights and shadows.

中间色调:在光部和暗部间的色调范围。