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3 章丘剖面粒度频率分布曲线
Fig. 3 Grain-size frequency distribution curve of the Zhangqiu section