对高光本色油漆的膜层结构提出简化假定，通过物理、光学分析，导出其双向光谱反射率函数，得到了一种新的光照模型；
Based on simplified assumptions on solid paints film structure, a new bidirectional reflectivity function is obtained through physics and optical analysis;
通过拟合计算结果，得到了峰值反射率、带宽和中心波长与粗糙度的函数关系。
Three functions of peak reflectivity and bandwidth and centroid wavelength related to roughness are obtained by fitting above results.
通过对极紫外多层膜反射特性的分析，得到了峰值反射率、带宽和中心波长分别随粗糙度、周期厚度以及比值变化的函数关系。
By analyzing reflective properties of multilayers, the peak reflectivity, bandwidth and centroid wavelength as a function of roughness, period thickness and thickness ratio were obtained.
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