英语人>词典>汉英 : 光谱强度分布 的英文翻译,例句
光谱强度分布 的英文翻译、例句

光谱强度分布

词组短语
spectral distribution
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Illuminant: A body that gives out light of a definite colour temperature or spectral power distribution.

照明体:发出一定色温或光谱强度分布的光的物体。

On the basis of Raman and FTIR spectra research on melt structure and water solubility mechanism in albite glasses, we can make the following conclusions:(1) Higher pressure (1bar-2. 0GPa) can lead to below frequency region (50-650cm〓) shift to higher frequency and become narrower, and result in high frequency region (850-1300cm〓) move to lower wave number and become narrower at the same time. These are consistent with the decrease of average T-O-T angle and distribution scope of bond angles (0). In addition, the intensity of 580cm〓 band decrease with increase of pressure and the changes are obvious while pressure is in the range of 0.8-1. 0GPa. And these result from the"collapse"of the planar three membered -containing rings within the glass structure.

通过对高温高压下钠长石熔体结构及水在钠长石熔体中溶解机制的Raman和FTIR光谱实验研究,可以得出以下结论:(1)随着压力升高(1bar-2.0GPa)NaAlSi〓O〓熔体玻璃Raman光谱的低频区(50-650cm〓)不断变窄并向高频方向移动,同时高频区(850-1300cm〓)不断变窄且向低频区方向移动,这表明随着压力升高T-O-T键角不断减小,并且分布范围变窄,T-O-T键角这种变化从而可使T-O键的力常数减小,导致键强减弱;另外,580cm〓谱峰强度随着压力升高不断减弱,并在0.8-1.0GPa时最为显著,这是由于在0.8-1.0GPa时包含的平面三元环结构的"垮塌"造成的。

First, the radiation intensity and spectral distribution of a target in the detection waveband are analyzed and simulated.

首先对目标在探测波段内的辐射强度的组成和光谱分布特点进行了分析,并对目标的辐射强度、光谱分布和运动等特征量进行了模拟。

The results show that the diffraction spot of a spectrally dispersed beam becomes larger and its near-field uniformity is improved,while there exists area where the intensity is nearly even within the far-field spot.

模拟结果表明,光谱色散会使光束衍射光斑变大,近场空间强度均匀性改善,而远场光斑内部存在光强接近于均匀分布的区域。

The Mg-O bonds, the Raman frequencies and the number of the v〓-SO〓 band of the ion pair chain〓(n=1-4) increase with the growing of the chain, and it is well consistent with the experiments. It explains that the phenomena of gel appearance in the supersaturate solution of MgSO〓 and the blue shift of Raman spectra, as well as the phenomena of FWHH getting wider.

在〓(n=1-4)离子对链中电荷交替分布,Mg-O键长随链增长而增长,拉曼光谱频率随链增长而增高,最大强度振动波段的数目随链增长而增大,这些计算结果解释了MgSO〓过饱和溶液中出现的凝胶现象和其拉曼光谱的波段蓝移和半峰宽变宽的变化。

According to the theory of Sagnac FourierTransform spectrometer, the method which we used to reconstruct the spectrum correctly from the captured interferogram was developed. With the steps of trend term correction, apodisation, phase correction and conjugate symmetrization applied to the interferogram captured and then reconstructed it, the error was avoid.The experiment to reconstruct the spectrum of monochromatic light source such as Helium lamp used in the developed prototype was carried out. The results agree with the nominal spectrum distibutions of the sources with the accuracy of 4nm.

介绍了Sagnac型干涉成像光谱仪基本原理,针对上述问题得到一套对采集得到的干涉图进行光谱重构的方法,通过对所采集干涉图进行消趋势项、切趾、相位校正、共轭对称化等步骤的处理,再进行重构,即可有效避免直接重构所带来的误差,使用所研制的原理样机对氦灯等单色光源进行光谱曲线重构实验,得到的光谱强度分布曲线与标称曲线基本吻合,光谱复原精度达到了4nm,具有较好的重构效果。

The infrared radiation characteristics of unsymmetrically two dimensional nozzle are experimentally studied. UTDN is designed and manufactured by prolonging one broad side of a general two-dimensional nozzle AR8 and its aspect radio is 8. Temperature distribution on the axes and spectral IR intensity on the orientation of 0, 10, 30, 60 and 90° on three typical detective planes of the hot plume are measured on hot plume simulation platform of the turbo fan engine.

为了研究非对称二元喷管(Unsymmetrically two-dimensional nozzle, UTDN)的红外辐射特性,首先以宽高比为8的常规二元喷管(AR8)为基础,设计加工了UTDN,然后在涡扇发动机热喷流实验台上测量了UTDN轴线上的温度分布以及在后半球典型探测面内0, 10, 30, 60和90°方向上的红外光谱辐射强度,积分得到辐射强度的空间分布,并在相同的实验条件下,与AR8进行了比较。

Secondly, based on a lot of experiments, the method to obtain visual information during aluminum alloy pulse TIG welding is presented. According to the intensity and spectrum distribution of TIG arc of aluminum alloy, the composited wideband filter system were developed to overcome the arc disturbance to weld pool images.

通过大量的实验,探索了铝合金脉冲TIG焊条件下熔池视觉信息的获取方法,根据铝合金TIG焊弧光辐射的强度分布和光谱分布特点,利用熔池反射电弧光的低强度的连续光谱作为照明光源,设计了宽带复合滤光系统,克服了铝合金表面反射的高强度电弧光对熔池视觉信息的干扰。

The results showed that the difference in distribution emission intensity of lamp source appeared one of important factor to produce resonance scattering peaks.

结果表明,光源的发射强度分布不一是产生共振散射光谱峰的一个重要因素。

Er concentration.2. With the analysis of the optical parameters calculated by Judd-Ofelt theory and the lifetime of ~4I_(13/2) of Er gotten in experiment, we investigated Y dopings dispertion effect and influence to the environment of Er .3. In the research of Er/Yb/Al co-doped laser glass, we fixed the Er:Yb at 1:6 and varied the Al concentration.

我们利用Judd-Ofelt理论,计算得到了Er/Y共掺玻璃的Judd-Ofelt强度系数、光谱质量因子、自发辐射弛豫率和能级寿命等光谱参数,并且给出了不同Y掺杂浓度下Er~(3 )离子的荧光量子效率;结合Er~(3 )离子~4I_(13/2)能级的荧光寿命,深入探讨了掺Y对高浓度Er~(3 )离子在硼硅酸盐玻璃中分布的弥散作用和对配位场环境的影响。

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metamerism:同色异谱:三刺激值相同、光谱分布不同的物品

luminous intensity光强点:光源的强度(I),I=dΦ/dw. | metamerism同色异谱:三刺激值相同、光谱分布不同的物品. | Munsell color system孟塞尔色度表色系统.