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 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 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。
• The reflectivity of superstructure grating DBR was modeled using transfer matrix method.
  利用传输矩阵法模拟了超结构光栅DBR半导体激光器的光谱特性。
• 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。
• 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。
• Based on High-Level Reflectivity Thin Film Spatial Demultiplexer Research
  基于光子晶体高级次反射膜空间解复用器的研究
• 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。
• 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 average ratio of reflectivity of Carex lasiocarpa wetland is21.
  毛果苔草湿地反射率平均为21。