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
- System can be configured to be used in Transmittance Mode or Reflectance Mode.
系统可以配置为透射模式或者反射模式。 - 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 - 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。 - The results indicate that the reflectance spectrum is highly dependent on the array periodicity.
结果表明，其反射光谱与阵列周期有关。 - 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。 - 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。 - The iterative method is used to calculate sky radiance without the reflectance from underlying surface.
在不考虑下垫面的反射时，利用迭代法来计算天空亮度。 - They also have a strong influence on surface albedo ( solar energy, absorption and reflectance) and the hydrological cycle.
它们还对地表反照率（太阳能的吸收和反射）与水文循环有很强的影响。 - Reflectance Spectroscopy Study of Low-Frequency Ultrasound and Glycerol on Skin Optical Clearing
低频超声波和甘油对皮肤组织光学透明的反射光谱研究 - The results showed that the spectral reflectance characteristics of crops with different disaster degrees were significantly different;
结果表明：不同灾害程度作物的反射光谱特征差异显著；