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
- So near infrared reflectance spectroscopy can better detect the fat, protein and moisture of mince than ground beef.
比较可知近红外光谱能够更好的检测肉馅的脂肪、蛋白和水分含量。 - 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。 - The effects of the aspect of iron fiber on reflectance are analyzed.
分析了铁纤维长径比对反射率的影响。 - 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。 - 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。 - 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。 - Study on the Mechanism of Composite Coating with Low Infrared Emittance and Low Radar Reflectance;
首先，为了选择低红外发射率材料，研究了金属、半导体和电介质的光学性质。 - 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。 - 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。 - 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。