wavelength centroid的意思|示意

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.

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。

In order to improve the precision of the method which is used to resolve Doppler centroid ambiguity of SAS, an improved method for the wavelength diversity algorithm is proposed in this paper.

为提高合成孔径声纳（SAS）解多普勒质心模糊的准确性，文章对传统的解模糊算法-波长差异法进行了改进。

Three functions of peak reflectivity and bandwidth and centroid wavelength related to roughness are obtained by fitting above results.

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。