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
- 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。 - A serious drawback is that the diffuser's reflectance may change with time.
这一方法的严重缺点是漫射器反射比随时间变化。 - 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。 - 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； - Visible and near-infrared reflectance spectroscopy ( Vis-NIRS) was applied to non-invasively measurement of water content in engine lubricant.
研究了基于可见-近红外光谱技术的发动机润滑油含水量快速检测方法。 - The relationship between soil texture, soil ferric oxide and soil spectral reflectance.
氧化铁与土壤质地与土壤反射率的关系。 - 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 - Study on quick determination of water content in medicine by near infrared reflectance spectroscopy
近红外检测技术对药品中水分进行快速测定的研究 - 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 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。