absorptance是什么意思？

absorptance

英[əb'sɔ:ptəns] 美[əb'sɔptəns]

• n. 吸收比；

例句

• Expounded a test absorptance for electric equipment which was affected by damp and part damnification. 分析了各种电气设备的受潮情况和局部损伤情况的试验——吸收比试验.
• Objective: Detect the content of arsenic in soil and wheat with study on bio - absorptance of arsenic. 目的: 测定小麦中的微量砷,并研究其自然迁移规律和生物吸收比的特性.
• Absorptance equals 1 minus transmittance. 吸收率等于1减去透射率.

英英词典释义

• Noun
  1. a measure of the rate of decrease in the intensity of electromagnetic radiation (as light) as it passes through a given substance; the fraction of incident radiant energy absorbed per unit mass or thickness of an absorber;
  "absorptance equals 1 minus transmittance"

行业词典

• 物理学： 吸收比；
  电工： 吸收比；又称 :吸收比(absorption factor )；