reflectance
英 [rɪˈflektəns]
美 [rɪˈflektəns]
n. (光的)反射比
复数：reflectances
BNC.18144 / COCA.34179
牛津词典
noun
- （光的）反射比
a measure of how much light is reflected off a surface, considered as a part of the total light that shines onto it
英英释义
noun
- the fraction of radiant energy that is reflected from a surface
双语例句
- NIR Diffuse Reflectance Spectra Analysis of Forage Components by Factor Analysis
近红外漫反射光谱因子分析法同时测定饲料中水份、粗蛋白和粗脂肪 - A study on a model of turf quality evaluation based on reflectance spectroscopy
基于反射光谱技术评价草坪质量模型的研究 - The influence of structure parameters and contents of plant leaves on their reflectance spectra was analyzed using the PROSPECT model.
利用植物单叶光谱模型PROSPECT分析了植物叶片结构和组分对其反射光谱的影响。 - The research results show that the linewidth, radical densities and maximum reflectance of disturbed coals are increased.
结果表明，构造煤的顺磁共振谱图线宽、自由基浓度和最大反射率值增高。 - Bidirectional reflectance distribution function ( BRDF) can be used to study the laser scattering properties of target surface.
为了研究目标表面的激光散射特性可以利用双向反射分布函数的方法。 - Sky radiance might be influenced by the multiple reflectance between the earth's albedo surface and the atmosphere.
天空亮度可能受到地表与大气之间的多次反射的影响。 - The results showed that spectral indices have much higher correlation coefficients with fractional cover than does spectral reflectance.
结果表明，光谱指数与覆盖度的相关性远远高于光谱反射率与覆盖度的相关性。 - This paper discusses the reflectance measurement of the magneto-optical disk using a comparison method, and describes the effects of the optical system's nonideal condition.
讨论了用比较法测量磁光盘反射率问题，重点分析了由于系统光路的非理想性对测试结果的影响。 - Bidirectional reflectance distribution function ( BRDF) is an important reflective parameter of object surface.
双向反射分布函数（BRDF）是材料表面光学反射性能的重要指标。 - Infrared Reflectance of the product rate was71%.
该产品的红外反射率为71%。