reflectivity

英 [ˌriːflekˈtɪvəti]

美 [ˌriːflekˈtɪvəti]

n.  (材料对光或辐射的)反射率

化学

BNC.47269 / COCA.27356

牛津词典

noun

• （材料对光或辐射的）反射率
  the degree to which a material reflects light or radiation

英英释义

noun

• the capability of quiet thought or contemplation
  Synonym:reflectiveness
• the ability to reflect beams or rays
  Synonym:reflectionreflexion
• the fraction of radiant energy that is reflected from a surface
  Synonym:coefficient of reflectionreflection factorreflectance

双语例句

• Study of composition and reflection property of low reflectivity optics functional coatings
  低反射光学功能涂层材料的组成与反射特性研究
• By analyzing the reflectivity spectrum and reflection wave spectrum of thin beds, we put forward a new method for thickness determination of the thin beds.
  作者通过研究地层厚度变化对地层本身的反射系数谱及反射波频谱的影响规律，寻找到了一种新的计算薄层厚度的方法。
• The numerical result shows that there is self similarity in the reflectivity of dielectric film system.
  结果表明，多标分形介质膜系的反射率具有分形的自相似特征。
• The method can accurately determine the reflectivity of a mirror, using combination of linear and folded cavities.
  利用直型和折叠型衰荡光腔结合，可以高精度地测定高反镜的反射率。
• The optimal film thickness for the highest reflectivity connects closely with substrate material and coating techniques.
  获得最高反射率时的最佳膜厚与基片材料、镀膜工艺密切相关。
• The ratio of the amplitudes of the reflected and incident waves is termed the reflectivity or reflection coefficient.
  反射波振幅与入射波振幅的比率称作反射率或反射系数。
• Based on sea clutter reflectivity mechanism, this paper analyses the amplitude distribution characteristic, correlation characteristic and spectrum characteristic of sea clutter in depth.
  基于海杂波散射机理，深入分析了高分辨雷达的海杂波幅度分布特性、相关特性和谱特性。
• The average ratio of reflectivity of Carex lasiocarpa wetland is21.
  毛果苔草湿地反射率平均为21。
• When the angle of the probe beam is near Brewster angle the reflectivity can reach up to 60%.
  当物光近于布儒斯特角入射时，反射率可达60%。
• Reflectivity depends on the velocity and density of rocks.
  反射能力取决于岩面的速度和密度。