库布齐沙漠南缘抛物线形沙丘表面风沙流结构变异

陶彬彬, 刘丹, 管超, 哈斯额尔敦

Variation of aeolian sediment flux profiles on a parabolic dune at the southern fringe of the Hobq Desert

Binbin TAO, Dan LIU, Chao GUAN, Eerdun HASI

表4 前端活动区风沙流结构拟合函数系数a,b的均值与风速和输沙率均值的关系

Tab.4 Relationship between the average values of the parameters a and b of regression analyses with exponential function and wind velocity and sediment transport rate at the dune’s nose

观测点位 V/(m·s-1) Q/(g·m-1·s-1) a b H 6.40 2.85 0.942 0.063 I 6.95 7.04 4.493 0.033 J 7.42 13.50 7.377 0.037 K 7.91 16.94 9.232 0.039 L 7.21 9.72 6.256 0.030