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

• 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 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。
• 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。
• 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
• This paper presents the experimental method to measure the high reflectivity of optical mirror by cavity ring-down spectroscopy.
  腔内环形耦合反射镜根据光腔衰荡光谱技术原理，建立了测量镜片反射率的实验装置。
• 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 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。
• 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。