六盘山东麓晚更新世以来黄土粒度指示的物源特征及演变
王兆夺, 黄春长, 杨红瑾, 庞奖励, 查小春, 周亚利

Loess Provenance Characteristics and Evolution Indicated by Grain Size Since Late Pleistocene at the Eastern Foot of Liupan Mountains,China
Zhaoduo Wang, Chunchang Huang, Hongjin Yang, Jiangli Pang, Xiaochun Zha, Yali Zhou
表1 长城塬剖面各端元曲线参数特征
Table 1 The end member parameteres characteristic of CCY profile
平均粒径(Mz) 分选系数(σ) 偏度(Sk) 峰度(Kg)
EM1 8.92 4.42 -0.37 1.06
EM2 10.48 4.60 -0.29 0.92
EM3 14.68 3.49 -0.26 0.97
EM4 19.27 3.83 -0.49 1.36