acoustic absorptivity吸声系数;[声] 声吸收率;吸声率;吸声能力
molar absorptivity摩尔吸收系数;摩尔吸收率;莫耳吸收率
directional absorptivity定向吸收率
sound absorptivity吸声率;声吸收率
radiation absorptivity辐射吸收率
oxygen absorptivity氧吸收率;氧气吸收率
relative absorptivity相对吸光度
percentage absorptivity百分吸收系数
improve absorptivity提高吸收率
It is based on the strong absorption in 220nm when Leucogen is resolved in alkaline solution,determine the amount of Leucogen according to it’s absorptivity in 220nm. The relative deviation between this method and titrimetry is
它是基于利血生在碱性介质中的分解产物在220nm处有强的吸收，利用此波长下的吸光度值间接测定利血生的含量。
This article analyzed the infrared radiating mechanism. According to the Kirchhoff's law, the summation of the reflectivity, the absorptivity and the transmission of one object is 100%.
论文分析了红外辐射机理,根据基尔霍夫定律,反射率+吸收率+透射率=100%,处于某一温度下的材料的吸收率与发射率相等。
参考来源 - 光度法研究姜黄素与铁络合反应及液相色谱法研究生产中盐酸氯己定的质量控制The results showed that the calcium absorptivity of middle and high dose inulin group were higher than the sham-operation group by 15.15% and 19.6%.
大鼠的钙代谢试验结果表明,中剂量菊糖组和高剂量菊糖组对钙的吸收率分别比假性手术对照组提高15.15%和19.6%,具有显著的意义(p＜0.05),说明菊糖对钙具有很好的促进吸收作用。
参考来源 - 牛蒡活性成分的提取与研究N（名词） a measure of the ability of a material to absorb radiation, equal to the internal absorptance of a homogeneous layer of the material under conditions in which the path of the radiation has unit length and the boundaries of the layer have no influence 吸光率 [physics]