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
• 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。
• A simple and inexpensive optical fiber vibrometer with reflectivity and illuminating power compensation was presented.
  介绍了一种结构简单、价格低、带有反射率和亮度补偿的光纤振动计。
• A novel high reflectivity type of semiconductor saturable absorption mirror grown by metal organic chemical vapor deposition is presented.
  利用金属有机气相淀积方法生长了一种新型吸收体：高反射率半导体可饱和吸收镜。
• 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。
• Experimental results show that the reflectivity change increases with the power of the pump laser.
  实验结果表明反射率的变化随着泵浦激光功率的增强而增大。
• 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 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 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 average ratio of reflectivity of Carex lasiocarpa wetland is21.
  毛果苔草湿地反射率平均为21。