西北干旱区爬坡沙丘顶部表层沉积物特征
赵华刚, 王晓旭, 褚佳琦, 高雅婷, 袁文杰, 严平

Characteristics of surface sediments at the tops of climbing dunes in northwestern arid region of China
Huagang Zhao, Xiaoxu Wang, Jiaqi Chu, Yating Gao, Wenjie Yuan, Ping Yan
表1 沙丘表层沉积物的粒度组成
Table 1 Grain size composition of surface sediment of dune
沙丘编号含量/%
黏粒（<0.002 mm）粉砂（0.002~0.063 mm）极细砂（0.063~0.125 mm）细砂（0.125~0.25 mm）中砂（0.25~0.5 mm）

粗砂

（0.5~1 mm）

极粗砂（1~2 mm）
YBL-10.000.183.8147.3646.701.960.00
YBL-20.000.474.3134.2257.413.590.00
MZTG-10.015.2345.4742.546.760.000.00