本文的目的是研究窄谱带模型在气体辐射中的应用。
The purpose of this dissertation is to study the application of narrow band model on gas radiation.
目的观察窄谱中波紫外线（NB-UVB）治疗寻常型银屑病的疗效及安全性。
Objective To observe the effect and the safety of narrow-band ultraviolet B(NB-UVB) in the treatment of psoriasis vulgaris.
在拉伸和松弛过程中，宽谱线和窄谱线的相对强度和旋转相关时间也随着发生变化。
The wide and the narrow spectra vary sharply in their intensities and rotational correlation times with the stretching and relaxation processes.
前言：目的：探求窄谱中波紫外线的最佳有效治疗剂量，为临床治疗提供理论依据。
Objective: To determine the suitable dose of narrow-band ultraviolet and offer the theory support for the clinical use.
比起局部用补骨脂素或口服后再照UVA，窄谱紫外线有较好的恢复色素的效果和安全性。
Narrow-band ultraviolet B (UVB) has better overall repigmentation rates and safety profile than either topical or oral psoralens and ultraviolet A (PUVA).
从上能级向两边下能级辐射的自发辐射谱中产生了三个超窄谱线，且在很大参数范围内光谱具有这一特性。
There are three ultra narrow spectral lines in the spontaneous emission spectra from upper level to lower lying levels of the two emission channels, which occur over a wide range of the parameters.
目的探讨窄谱中波紫外线（NB-UVB） 联合他扎罗汀凝胶治疗寻常型银屑病的临床疗效及安全性。
Objective To study the efficacy and safety of combined narrow band-ultraviolet B(NB-UVB) and tazarrotene gel in treatment of psoriasis vulgaris.
分析气体辐射常用的三种模型：灰体模型、窄谱带模型和宽谱带模型的适用性，以及这三种模型的常规使用方法。
The dissertation analyses the applicability of three models of gas radiation computation: the gray model, the narrow band model and the wide band model, and analyses the normal method of using them.
研究了窄谱带模型在气体辐射中的运用，根据气体介质的物理性质，计算了对应各个波长段的辐射强度和穿透率。
The dissertation calculates the spectral intensity and transmittance along the wavelength, using narrow band model, according to the physical property.
紫外-可见吸收-反射谱图表明10-11号样品同其他的比较具有变窄了的和高的反射峰。
Samples No. 10 and 11 show contracted and high reflection peaks in UV-vis.
特窄的子能带，与透射谱中尖锐的透射峰相对应，其布洛赫光学模具有强局域的特点。
The narrow bands shows a very sharp peak in the transmission spectra and the corresponding photon Bloch modes are strongly localized.
通过对冰力数据的谱分析，得到了窄锥结构上的冰力谱形式。
An auto spectral density model is derived from the spectral analysis to the ice load data.
发现自变陡效应使增益谱的谱宽变窄、振幅的增长速度减慢，而且其影响程度与色散缓变参量有关。
It is found that the main effect of self steepening is the reduction of the growth rate and the frequency range over which the gain occurs.
压力信号的功率谱密度具有频率波动范围窄、幅值大的特点；
They obey normal distributions. Distributions of power spectral density (PSD) for pressure signal display narrower frequency range and higher amplitude.
窄带运转的脉冲幅度接近宽带运转，这意味着由于谱线压窄引起的能量损耗不大。
The pulse amplitude of narrow band operating approaches to that of broadband operating, it means that, the energy loss caused by narrowing spectrum is only a few.
窄的吸收、透明和增益谱线出现在多普勒增宽的吸收谱中。
Narrow spectral features of absorption or gain were observed in the center or sides of the Doppler-broadened absorption profile.
由于腔场压缩的出现与光子晶体带隙的共同作用，腔场发射谱的线宽变窄。
The spectral linewidth narrowing is due to the common effect of squeezing and the radiation reservoir of the photonic band gap.
由于腔场压缩的出现与光子晶体带隙的共同作用，腔场发射谱的线宽变窄。
The spectral linewidth narrowing is due to the common effect of squeezing and the radiation reservoir of the photonic band gap.
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