山东章丘黄土粒度指示的粉尘堆积过程及古气候意义 |
孔凡彪, 陈海涛, 徐树建, 苗晓东 |
Dust accumulation processes and palaeoenvironmental significance of loess indicated by grain size in Zhangqiu, Shandong Province |
KONG Fanbiao, CHEN Haitao, XU Shujian, MIAO Xiaodong |
图4 参数化端元的拟合特性和端元数量选取 |
Fig. 4 Fitting characteristics and number selection of parametric end elements |
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