optical density

英 [ˈɒptɪkl ˈdensəti]

美 [ˈɑːptɪkl ˈdensəti]

光密度; 缩写词为OD

计算机化学

英英释义

noun

• (physics) a measure of the extent to which a substance transmits light or other electromagnetic radiation
  Synonym:transmission densityphotographic densityabsorbance

双语例句

• A study of the relationship between macular pigment optical density and contrast sensitivity function;
  目的研究黄斑色素密度与游标视力之间的关系，探讨黄斑色素对视功能的影响。
• The most frequently used method of paper formation evaluation is by formation index, or coefficient of variation ( COV) of mass or optical density variation of the paper.
  纸张交纤的评估使用最多的方法是应用纸张质量或光学密度的变异系数，即一般所谓交织指数。
• Algae biomass was determined by optical density method and chlorophyll a method.
  水藻生物量的测定采用光密度法和叶绿素a法。
• ASTM E662 Standard Test Method for Specific Optical Density of Smoke Generated by Solid Materials.
  ASTME662由固体材料产生烟雾的比光密度的测试方法。
• 11 fall dormancy rate of alfalfa leaf photosynthetic pigments have the same absorption spectrum and different photosynthetic pigment optical density analysis can be used the same method.
  研究表明，秋季11个秋眠等级苜蓿具有相同的叶片光合色素吸收光谱，都在440nm和663nm有一个吸收高峰，不同秋眠级苜蓿的光合色素光密度分析可采用相同的方法。
• Measuring the optical density of a substance by shining light on it and measuring its transmission.
  测量阳光照射的物体的光密以及它的传送。
• The optical density of the solution was estimated with a type-72 spectrophotometer, and.
  溶液的光密度的测定用72型分光光度计；
• Optical density of smoke
  烟的密度的阻光度的量度
• This increased optical density caused by a disassociation or melting of the DNA is called hyperchromicity.
  这种由于DNA离解或融解引起的光密度增加，称之为增色效应。
• The change in optical density is studied, based on the inelastic ionization damage model. And the radiation damage effects of quartz glass under the irradiation of charged particles are investigated.
  以非弹性电离损伤的物理模型为基础，研究带电粒子辐照下石英玻璃光密度的变化和石英玻璃低能带电粒子辐照损伤状况，应用该模型对已有试验数据进行理论模拟分析。