英语释义

1. one of a series of linear images formed by a spectrograph or similar instrument and corresponding to a narrow portion of the spectrum of the radiation emitted or absorbed by a particular source

2. one of a series of linear images of the narrow slit of a spectrograph or similar instrument corresponding to a component of the spectrum of the radiation emitted by a particular source

片语

adaptive spectral-line enhancer自适应谱线增强

enhanced spectral line增强谱线

spectral h line width光谱线宽度

spectral line profile谱线分布图

spectrum line谱线；[光] 光谱线

spectral l line width线宽

spectral l line光谱线

spectral domain line integral谱域线积分

series of spectral line光谱系

spectral-line form and width光谱线型线宽

英汉例句

• the experimental results show that the blackness of the spectral line is linear to the logarithm of the sample accumulating time.

  实验结果表明：谱线黑度值与试样积累时间的对数值之间具有较好的线性关系。

• the influence of different soil spectral line on plant canopy and greenness assessment was discussed.

  讨论了不同土壤光谱线对绿度及植被覆盖度估计的误差。

• the laser output energy, dynamic to static ratio, pulse bandwidth ana spectral line width etc. by q-switching ware measured and analysed theoretically.

  测量了调q后激光输出的能量、动静比、脉宽、谱宽等，并从理论上进行了一些分析。

• it doesn「t complicate the spectral line shape and is most suitable for detecting the ro vibrational spectrum of molecular ions.

  它不导致复杂的谱线线型，非常适合进行分子离子的振转光谱测量。

• they also provide a quick way to obtain data with high precision and sensitivity. they do cost more and they can only analyze one spectral line at a time .

  而且它们获得资料的速度快，具有高的精度和灵敏度。不过它们成本较高，而且每次只能分析一条谱线。

• for instance you see the spectral line of the gold is the only spectral line in the spectrum of the sun.

  例如，你看到的黄金谱线，是太阳光谱中唯一的谱线。

• the combustion temperatures with the burning time were calculated from the maximum spectral line intensity and the molecular rotation vibration spectra of hf molecule, respectively.

  分别利用分子基带转振光谱测温法 ，以及分子发射光谱最大强度谱线测温法 ，对燃烧温度进行了遥感实时测定。

• the reason why prism dispersion spectral line is bent is explained in this paper, together with detailed calculation of spectral line」s bending angle deviation.

  分析了棱镜色散谱线几何弯曲的原因，并对谱线弯曲的角偏离量进行了详细的计算。

• the obtained profile of spectral line has a typical and symmetrical shape of line. the line width (fwhm) was measured to be 3. 2 ghz.

  获得的光谱谱线轮廓具有典型的对称性线型，测得的谱线半宽度为3.2千兆赫。

• all the results indicate that the spectral line can be used to analyze the mass and energy transfer in hollow cathode vacuum arc welding plasma arc.

  本文初次建立了对空心阴极真空焊接电弧弧光光谱的认识，为低气压焊接电弧的研究指出了方向。

• they also provide a quick way to obtain data with high precision and sensitivity. they do cost more and they can only analyze one spectral line at a time .

  而且它们获得数据的速度快，具有高的精度和灵敏度。不过它们成本较高，而且每次只能分析一条谱线。

• according to the structure of instrument, the influence of the slit width on spectral line is discussed, the relative measurement error of instrument is also analyzed.

  根据仪器结构讨论了狭缝对谱线的影响，给出了狭缝宽度和谱线宽度的对应关系，并对仪器谱面上的相对测量误差进行了分析。

• compared with the existing methods based on spectral line matching, the proposed method has a lower dependence on the quality of spectral line extraction.

  相对于已有的基于谱线匹配的方法，此方法的性能受谱线提取效果的影响较小。

• the results show that the spectral line shift increases with the increase of electron density, and decreases with the increase of electron temperature.

  结果表明：光谱漂移随着等离子体电子密度的增大而增大，随着电子温度的升高而减小；

• a new function of spectral line shapes is represented.

  本文提出一个能统一描述多种谱线轮廓的新函数。

• a now spectral line of 2882.2 a is observed at far uv wave length range.

  激光照射水银，在远紫外波长范围观察到一条新的水银谱线，波长为2882.2（?）

• by making use the influence of microwave-r. f. multi-quantum transition on the spectral line intensity of single quantum microwave transition, a new sensitive method for detecting r.

  利用微波-射频多量子跃迁对单量子微波跃迁谱线强度的影响，我们在实验上找到了一种在光抽运实验中观察射频共振的灵敏的新方法。

• spectral line extraction for normal galaxy spectra is the most difficult task in spectral line auto-extraction of celestial spectra.

  正常星系的光谱是天体光谱谱线自动提取中最难处理的一种。

• the present paper presents a novel technique of spectral line auto-extraction for normal galaxy spectra.

  文章针对正常星系光谱给出了一种新的谱线自动提取方法。

• compared with other methods of the same kind, this method has a lower dependence on the quality of spectral line extraction.

  与现有的基于谱线匹配的方法相比，该方法对谱线提取效果的依赖程度较低。

• the method of discrete spectral line identification presented in this paper applies to the precise spectral analysis of all kinds of periodic time domain signals.

  本文提出的分立谱线辨识方法普遍适用于各种周期性时域信号的精密谱分析工作。

• cesium-133 atoms emit a thin microwave spectral line when its 55th electron jumps back from an excited state orbital to its ground state (transition).

  铯133原子发射一个细的微波谱线当它的第55个电子从受激态轨道跳回基态时（跃迁）。

• compared with the case in the free space, the spectrum in the cavity is squeezed towards or expands outwards the resonant peak, but the type, width and strength of each spectral line remains the same.

  与自由空间情况相比，内腔谱从共振峰为中心向内压缩或向外扩张，但谱线的线型、线党和强度没有变化。

• a self-absorption correction model based on the information of spectral broadening is introduced to calculate the true value of spectral line intensity, which refers to the elemental concentration.

  基于获取的谱线展宽信息，采用一种自吸收校正模型计算了分析谱线的自吸收系数，对光谱强度进行了校正处理。