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

• The average ratio of reflectivity of Carex lasiocarpa wetland is21.
  毛果苔草湿地反射率平均为21。
• Reflectivity depends on the velocity and density of rocks.
  反射能力取决于岩面的速度和密度。
• The laser threshold decreases with increasing the reflectivity of output FBG.
  结果表明激光阈值随输出光纤光栅反射率的增加而减小。
• The reflectivity value obtained by calculating the difference between the inclusion and exclusion of specular reflection is a direct measurement of surface gloss.
  通过计算镜面反射率的内含和外延的不同获得的反射率的值是直接测量表面光泽的结果。
• This paper presents the experimental method to measure the high reflectivity of optical mirror by cavity ring-down spectroscopy.
  腔内环形耦合反射镜根据光腔衰荡光谱技术原理，建立了测量镜片反射率的实验装置。
• The phase conjugate reflectivity and its response time were also measured as a function of the Argon-ion laser wavelengths.
  测量了自泵浦位相共轭反射率，响应时间和氩离子激光波长的关系。
• Therefore, the model can be used to direct design and preparation of the low reflectivity optics functional coatings.
  该模型可以为低反射率光学功能涂层的设计和制备提供理论上的指导。
• 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。
• 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%。
• 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