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 reflectivity, multi-domain structure and threshold voltage of the liquid crystal devices were studied by the reflective properties of P and FC state and the microscopic structure.
  文章主要通过胆甾相液晶显示器件在P态和FC态的反射特征谱线和微观结构来研究表面性能对显示器件的反射率、多畴结构及阈值电压的影响。
• The use of auxiliary ion beam source influences the optimal film thickness for the highest reflectivity, and the influence is larger for K9 substrate.
  辅助离子源的使用还显著影响获得最高反射率时对应的最佳膜厚值，且对K9基片的影响更显著。
• The plastic shutter which is assembled by the blades has high reflectivity to light and good decorative effect.
  用该种塑料叶片装配成贴膜塑料百叶窗，具有对光的反射率高，具有良好的装饰效果。
• 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。
• The transient time-resolved reflectivity of chromium film is studied by femtosecond pump-probe technique with a70-fs laser.
  本文通过采用70飞秒的泵浦-探测技术研究了铬膜的时间分辨的反射率的变化。
• 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。
• 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 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 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。
• 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