基本解释：谱线变宽
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Broadening of spectral lines might be one of the re asons for the formation of UVASDT.探讨了紫外吸收温差谱的形成,谱线加宽可能是其成因之一,不同的物质在不同的温度范围内其主导因素可能各异。
Some definitions of coherent time and the nelation between coherent time and line width are given in this paper from Wave optics and partial cohecence theory, It shows coherent time is a statistic physical quantit给出了波动光学和部分相干理论中对相干时间的几种定义及相干时间与谱线宽度的关系，说明相干时间是一个具有统计性质的物理量。
Some optical parameters can affect the generated microwave signal,and for these influencing factors,such as polarization,initial phase,and line width,analysis and derivations are conducted.光信号的一些参数变化会影响产生的微波信号,针对偏振、初相位、谱线宽度等影响因素,进行了深入的理论分析与推导,并对推导的结果进行仿真,得到了随着这些参数的改变导致所产生的微波信号特性的一些变化规律。
Based on the approximate descriptions between the frequency-width Δν and coherent τc time about light source time-coherence by using Newton iterative method, the more precise relations is derived between them.针对光源时间相干性中频谱线宽Δν与相干时间τc的关系(Δν≈τc)的粗略表达,运用牛顿迭代法对两者的关系进行了较精确的推导,并对其误差及范围进行了讨论。
The magnitude of the turbulence then follows directly from the observed line with if the nebular gas temperature is known.如果已知星云气体的温度，则湍流的大小可直接从观测的谱线宽度得出。
During unsaturated growth, the width of the spectral profile will decrease.在非饱和增长期间，谱线轮廓的宽度将减
Measurement of Ion Temperature of Plasma Using Doppler Broadening of Spectral Line利用谱线的多普勒展宽测定等离子体离子温度
spectral density谱线[频谱，光谱]密度
In astronomical situations, the natural line width is seldom directly observed.在天文学研究中，谱线固有宽度很少能直接观测到。
Calculation of Electron Density for Lightning Discharge Plasma by NI 493.5 nm Line Stark BroadeningNI 493.5 nm谱线Stark加宽估算闪电放电等离子体电子密度
maximum immersed beamratio最大浸水宽度与设计水线宽度比
Influence to Radio Fuzes When Width of Ultra Band Spectra Electromagnetic Pulse Changed超宽谱电磁脉冲脉宽变化对无线电引信的影响
bilge-radius to beam ratio舭部半径与水线宽度比
immersed transom beam设计水线处尾板宽度
The broad luminescence band is emitted with an efficiency of 1-5%.发光谱呈较宽的线形 ,其效率约为 1%— 5 % .
Analysis of a Broadband Antenna Array with Spectral MoM一种宽带天线阵列的谱域矩量法分析
Research on Spectral Line Profile and Line Width of High-Resolution (Saturation) Molecular Spectra and Its Application;高分辨（饱和）分子光谱谱线线型、线宽及其应用的研究
Detection of ribbon objects based on the cross-projection width spectrum基于正交投影宽度谱的带状目标检测
A line has length but neither breadth nor thickness.线有长度，但既没有宽度，也没有厚度。
spectro-photoelectrical sensitivity curve光谱光电灵敏度曲线
Wideband Spectrum Sensing Based on Wavelet Transform in Cognitive Radio基于小波变换的认知无线电宽带频谱感知方法
The Study on the Radiation Effect of the UWS-HPM to Flying Aircraft有线控制飞行器的超宽谱辐照效应研究
