The fabric emissivity can be reduced distinctly by improving the reflectivity of infrared rays.
提高表面反射能力，可以明显地降低织物的发射率。
参考来源 - 红外迷彩伪装织物研究与实践The sheet resistance, hemisphere emissivity(E)and the average transmittance(T%)in visible region of the sample had reached 6Ω/with resistivity of 5.18×10~(-4)Ω·cm,0.0862 and 70.52%respectively.3.
样品的电阻率最低可达5.18×10~(-4)Ω·cm(方阻6Ω/),半球辐射率为0.0862,可见光透过率为70.52%。
参考来源 - 氟锑掺杂氧化锡低辐射涂层玻璃的制备与性能研究It was found that the infrared emissivity was decreased from 0.89 to 0.70, and the wave absorbability of radar has not change.
化学镀后材料的法向积分红外发射率由0.90降低为0.70，雷达吸波性能镀前后基本无变化。
参考来源 - 用化学镀法制备低发射率材料The results of the experiment can reflect the level of the temperature and emissivity, and accord with the practical combustion state of flame in the boiler.
试验结果可以反映出炉膛内火焰温度和辐射率的分布水平,与炉膛内火焰的实际燃烧情况比较相符。
参考来源 - 燃煤锅炉火焰温度及辐射率图像实验研究·2,447,543篇论文数据，部分数据来源于NoteExpress
以上来源于: WordNet
N a measure of the ability of a surface to radiate energy; the ratio of the radiant flux emitted per unit area to that emitted by a black body at the same temperature 比辐射率 ( symbol: ε)
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