reflectance

英 [rɪˈflektəns]

美 [rɪˈflektəns]

n.  (光的)反射比

复数：reflectances　

IELTS电力

BNC.18144 / COCA.34179

牛津词典

noun

• （光的）反射比
  a measure of how much light is reflected off a surface, considered as a part of the total light that shines onto it

英英释义

noun

• the fraction of radiant energy that is reflected from a surface
  Synonym:coefficient of reflectionreflection factorreflectivity

双语例句

• The influence of structure parameters and contents of plant leaves on their reflectance spectra was analyzed using the PROSPECT model.
  利用植物单叶光谱模型PROSPECT分析了植物叶片结构和组分对其反射光谱的影响。
• A study on a model of turf quality evaluation based on reflectance spectroscopy
  基于反射光谱技术评价草坪质量模型的研究
• System can be configured to be used in Transmittance Mode or Reflectance Mode.
  系统可以配置为透射模式或者反射模式。
• The research results show that the linewidth, radical densities and maximum reflectance of disturbed coals are increased.
  结果表明，构造煤的顺磁共振谱图线宽、自由基浓度和最大反射率值增高。
• The spectral reflectance of each test specimen is measured in situ before and after exposures.
  在辐照前后对每一个试样的光谱反射系数进行了原位测量。
• The relationship between soil texture, soil ferric oxide and soil spectral reflectance.
  氧化铁与土壤质地与土壤反射率的关系。
• Infrared Reflectance of the product rate was71%.
  该产品的红外反射率为71%。
• Visible and near-infrared reflectance spectroscopy ( Vis-NIRS) was applied to non-invasively measurement of water content in engine lubricant.
  研究了基于可见-近红外光谱技术的发动机润滑油含水量快速检测方法。
• Bidirectional reflectance distribution function ( BRDF) can be used to study the laser scattering properties of target surface.
  为了研究目标表面的激光散射特性可以利用双向反射分布函数的方法。
• A serious drawback is that the diffuser's reflectance may change with time.
  这一方法的严重缺点是漫射器反射比随时间变化。