色指数

随着子源间线距D的增大，色指数差Q下降。

The colour index difference Q decreases with the increase of D.

红色荧光粉在白光LED节能照明器件中起着非常重要的作用，是提高照明光源显色指数的关键材料。

Red phosphors are key materials for the improvement of color rendering index of LED lighting , and play an important role in white LED energy-efficient lighting devices .

其中当混合浓度为1%时，LED的显色指数达到峰值83.2，但随着混合浓度的增加，显色指数明显下降。

Color-rendering index of LED reached to the maximum of83.2 when the mixing concentration was1 % . However , with the increase of mixing concentration , the color index decreased clearly .

并研究了低色温高显色指数白光LED的光色电参数的性质，及不同环境下的老化特性。

And the light color properties of high color rendering and low color temperature white LED were also studied with different electric parameters as well as the aging properties in different environment .

结果表明，树脂袋解吸出的速效N与土壤中的速效N间有较好的相关性；数码技术采集的作物生长发育信息（叶色指数）与土壤速效氮含量之间也有良好的相关性；

Results indicated that the available-N from resin sack correlated with that from soil and crops growth information collected from digital camera ( indices of leaf color ) correlated with the content of available-N in soil .

SBR贴片式系列LED日光灯采用高亮度贴片式LED灯珠为光源，绿色环保、无频闪、寿命长、显色指数高、色温可选择范围宽。

XH-SBR SMD LED fluorescent light with high brightness SMD LED AS light source lamp beads , green , no flicker , long life , high color rendering index , color temperature optional wide range .

Blazar色指数相关研究

Study on the Relationships of Color Indices for Blazar

用GaN基大功率蓝光LED芯片作为激发光源，分别用荧光粉转换法和红光LED补偿法制备了不同相关色温及显色指数的白光LED。

GaN-based blue LED chips were used as exciting light source , high-power white LEDs with different correlative color temperature ( T_c ) and rendering index ( R_a ) were fabricated through phosphor conversion and red LED compensation .

但是，这种荧光粉存在的最大的缺点是发射光谱中缺少红色成分，进而导致这种类型的白光LED显色指数偏低、色温偏高。

However the main disadvantage of this kind of white LED is that it lacks red component in the emission spectrum , resulting in this kind of white LED suffers from the drawbacks of poor color rendering and high color temperature .

在从样本星的色指数（B-V），（U-B）和视差得到它们的有效温度和光度之后，我们发现在赫罗图上它们大多数是位于主序带内的。

After deriving their effective temperatures and luminosities from their ( B-V ), ( U-B ) colors and parallaxes we find their positions in the HR diagram to be mostly confined to the main sequence .

在本系统中，我们还实现了通过观测的g-r色指数和通过巴尔默（Blamer）线系的强度预测得到有效温度，最终使用了两个理论的有效温度估计和三个经验有效温度估计。

In this system , effective temperature predicted from observation g-r color index and Ballmer ( Blamer ) lines strength are introduced . Two theoretical and three empirical temperatures estimates are obtained finally . 5 . Galactic Open and Globular Clusters are used for Validation of metal abundances .

0716+714的长期光变和色指数变化

Long Period Variability and Color Indices Variability of 0716 + 714

星系色指数和质光比的分析

Analysis of color indices and mass & luminosities ratioes OE galaxies

光源显色指数的计算方法研究

Method for the computing of color - rendering index

光源的色标坐、色温和显色指数的计算

Calculation of the Chromaticity Coordinate , Color Temperature and Color Rendering Index of Light Source

显色指数高，光小高。

Highly Color-rendering index and lighting effect .

三基色光源具有节能功效，同等瓦数光源光照效果好显色指数高。

Three-color light sources with energy-saving effect of the same wattage light source effective high color-rendering index .

我们通过对大样本恒星的统计分析分别得到了晚型主序星磁活动与恒星自转参量间以及磁活动与恒星色指数之间更广泛意义的数值关系。

Using large samples , we gain several credible numeric relation between different magnetic activity index and rotational parameters .

双端金属卤化物灯显色指数更高，适用于商场、舞台、橱窗、办公场所。

Double-ended Metal Halide Lamps are used for shopping mall , stage , show window and office because of high Ra .

光色好，显色指数达Ra80。适用于大型货场、建筑工地、码头、体育场所等照明。

Good light color , Ra reaches to80 ; Used in large warehouse , architecture site , wharf , and stadium , etc.

要想确定是否存在14阶色指数临界图，首先需要确定出13阶临界图的结构和特征。这篇论文的主要目的就是确定所有的13阶色指数临界图。

In order to determine whether exist chromatic index critical graph of order 14 , we should determine chromatic index critical of order 13 at first .

为了克服这些问题，目前主要的工作是探究如何提高YAG：Ce3+黄色荧光粉的显色指数。

For the purpose of overcoming the aforementioned disadvantages , it is indispensable to explore how to improve the color rendering index of the yellow phosphor .

相对光谱功率分布，色品坐标，相关色温，显色指数，色容差，峰值波长，光通量等。

Measure the relative spectral power distribution P (λ), chromaticity coordinate , correlative color temperature , rendering index , color difference , peak wavelength , luminous flux , etc.

在掺入红色荧光粉后，拉曼光谱中，红黄光波段光强增加，光功率图变得更宽、更饱满，显色指数增加，光效略有下降。

The incorporation of the red phosphor make the red light segment increased in the Raman spectrum . Its light intensity increase and the optical power diagram become wider and fuller .

强色指数的一个新的上界

A new upper bound of the strong chromatic index The numbers of positive nNOS neurons in various ischemic groups were analyzed statistically a using one - way a Love For Pottery Brocade Color

电器部分的智能控制器能控制照明装置，使照明装置提供的光效、色温、显色指数达到最佳使用效果，从而达到一个使照明装置人性化使用的目的。

The intelligent controller of the electrical parts can control the illumination device and it can have the efficiency , color and temperature , color exponent achieve the best results , and achieve a humanized-using goal .

三基色节能灯具有寿命长、显色指数优良、色温可调、节约电能、无辐射污染等特点，因而在倡导绿色照明的行动下得到大力推广。

Tricolor compact fluorescent lamp is widely used at the call of " Green Lighting " because of the characteristics such as long service life , excellent color index , color temperature adjustable , energy saving , no radiation pollution , and so on .

只有14个次数序列为2~33~（10）的13阶色指数临界图。

Therefore , the aim of this paper is to determine all critical graphs of order 13 . Following are the main results of the thesis : 1 . There are only 14 critical graphs of order 13 having degree-list 2 ~ 33 ~ ( 10 ) .

随后开展了HDTV转播与光源显色性指数之间关系的探讨，通过对电视转播画面的主观评价得出了较低显色性指数的光源所营造的光环境可以满足HDTV转播需求的结论。

Then carried out the studies about the relationship between color render index and HDTV broadcasts , through the subjective evaluations to television images , this paper got the conclusion that light environment created by a lower color render index lamp could meet the demand of HDTV broadcasts .

论金属矿物偏光色颜色指数的鉴定意义和计算方法

Determinative Significance and Calculative Method of Polarization Color Indices of Ore Minerals