新月形沙丘表面流场特征

罗霖炎, 高鑫, 赵永成

The surface flow pattern characteristics of barchan dunes

Linyan Luo, Xin Gao, Yongcheng Zhao

图6 不同迎风坡坡度的新月形沙丘水平速度分布云图。A~G为距地表0.1 m处平面的水平速度分布云图；H~N为沙丘中轴线纵剖面的水平速度分布云图

Fig. 6 Cloud map of horizontal velocity distribution of Barchan dunes with different windward slope gradients. A-G are horizontal velocity distribution cloud map at 0.1 m from the surface； H-N are horizontal velocity distribution cloud map at the longitudinal profile of the central axis of the dunes