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 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。
• 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。
• 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 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。
• 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
• 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。
• Taking full advantages of extreme reflectivity, improving the concentration effect of sunlight and raise photo-thermal efficiency.
  充分利用了超白玻璃镜的极高的反射率，提升了太阳光的聚光效果，极大的提高了光热效率。
• Substrate material and cleaning procedure also affect reflectivity of Au film to some extent.
  基片材料、镀前基片表面清洗工艺等对反射率也有一定影响。
• 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。