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
- 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。 - The spectral reflectance of each test specimen is measured in situ before and after exposures.
在辐照前后对每一个试样的光谱反射系数进行了原位测量。 - 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。 - 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 contributions on modelling of the reflectance of forests paid special attention to directional effects ( BRDF).
对支付特别注意（双向反射）定向反射模型的影响森林的贡献。 - An interaction factor is introduced to deal with the multiple reflectance between the atmosphere and the underlying surface.
还引入了一相互作用因子来处理大气与下垫面之间的多次反射。 - 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。 - Study on points cloud filtering based on reflectance intensity and range
基于回波强度和采样点距离的点云滤波研究 - Exposure ratios between spectral bands are determined from in situ reflectance spectra of objects in scene.
光谱波段之间的曝光量比值，可以根据景物中目标的就地测定的反射光谱确定。