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

• 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。
• 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。
• 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%。
• 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 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。
• Effect of dispersive pump on reflectivity of stimulated Brillouin scattering
  色散泵浦对受激布里渊散射反射率的影响
• 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。
• 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。
• 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。