反射率

The contribution of some sensitive factors such as the average inclination angle of all components belonged to rice and LAI was a...

得到了薄层水体和土壤背景的一次反射辐射以及在冠层内部、薄层水体和土壤表面相互间的多次反射辐射随水稻各组分平均倾角的变化规律，冠层双向反射率随叶面积指数LAI的变化特征

In order to achieve the large critical angle of total reflection and high reflectivity, studying the algorithm of neutron supermirrors is necessary and significant.

而要制作出具有高反射率的中子超反射镜，就要求其结构中具有尽可能少的膜对数。本文从这两个目标出发，开展了中子超反射镜设计方法的研究。

This dissertation introduces x-ray diffractometer, and measured the C/W supermirror samples. The results show that the optical character of these samples is in good agreement with the calculated results.

本文采用了X射线小角衍射的方法测量了超反射镜的光学性能，反射镜的反射率曲线与理论计算结果符合较好，完全满足实际需要。

A reflection type diffraction grating according to the present invention has a structure in which a metal film as a first layer with reflectance not lower than 30 % with respect to the wavelength of incident light and a transparent dielectric film as a second layer are laminated successively on the surface of the reflection type diffraction grating.

本发明的反射型衍射光栅的结构以金属膜为第一层，相对于入射光波长，具有不低于30％的反射率，以透明绝缘膜为第二层，所述第一和第二层依次被层叠在所述反射型衍射光栅的基底表面上。

When fiber Bragg grating is pressed by local transverse force, the reflection spectra are independent of the applied length. The wavelength of split point is periodical and linearly proportinal to the applied force. And the reflectivity of split point is approximately hyperbolically tangential versus the applied position.

研究表明，当FBG局部横向受力时，受压长度对反射光谱无影响，反射光谱分裂点的波长与横向作用力呈线性正比关系并具有周期性，分裂点反射率与受力位置的关系为近似双曲正切关系。

The output beam quality can be improved by adopting Gaussian reflectivity coupling output mirror, using plano-convex unstable cacity, Nd: YAG, and electro-optic Q setting solid laser in the experiment.

使用高斯反射率耦合输出镜可较好地改善其输出光束质量，设计了平-凸非稳腔，使用Nd：YAG，电光调Q 固体激光器进行实验，获得了较为平滑的远场光强分布，实验结果表明高斯反射率输出镜可较好地改善固体激光器中非稳腔输出光束质量。

With the increase of infestation by wheat aphid, the percent reflectance on wheat canopy decreased at green, red and near infrared bands, while at near infrared band the decrease was evident.

结果表明：在麦蚜危害的初期，近红外反射率明显降低，即陡坡效应受到明显的削弱，随着麦蚜危害程度加重，小麦冠层的反射率在不同波段有明显下降，尤其在近红外区下降更为显著。

In upper Paleozoic source rock from Santanghu Basin, both of the vitrinite reflectance enhancement and suppression can be observed.

在三塘湖盆地上古生界烃源岩中，可以观察到镜质组反射率的局部增强和镜质组反射率的抑制。

After 100 hours exposure to a fade-o-meter, reflection factor may not be less than 85%, and finish can show no visible color change.

a。初始反射率不得低于86％；暴露在空气中100小时后，反射率不得低于85％，表面涂层没有可见的颜色变化。

This paper includes three parts:The first one is the comparison of VCP11 and VCP21 Recommending the Radar base data structures and reading 11 layers datas of the same elevation or so, establishing VCP22 patterns. Through the comparison of the products of two VCPs, stressing these factors, including the detecting of strong convection storm and the obvious effect products of prediction, such as ET CR VWP, RCS WER VIL SWP, etc.

本文包括3个部分：第一，新一代天气雷达两种体扫模式VCP11和VCP21的比较介绍了两种模式VCP11和VCP21基数据的数据结构，从其结构着手，读取VCP11中与VCP21模式仰角相同或者相差不大的共11层的数据，建立了VCP22模式，再由VCP11及VCP22模式的基数据生成的产品进行对比研究，重点比较了对强对流风暴探测和预报起较大影响的产品如回波顶高，VAD风廓线，垂直液态水含量，反射率垂直剖面，冰雹指数，组合反射率，弱回波区等。

Finally, according to market conditions and market products this article paper analyzes the trends in the development of camera technology, and designs a color night vision camera.

最后根据市场情况和市面上产品的情况分析了摄像机技术的发展趋势，并设计了一款彩色夜视摄像机。

Only person height weeds and the fierce looks stone idles were there.

只有半人深的荒草和龇牙咧嘴的神像。