砾波纹地表风沙颗粒蠕移特征及其地貌学意义

钱广强, 杨转玲, 邢学刚, 董治宝, 潘凯佳, 孟雨萱, 郭酉元

Creep of aeolian sediments on the surface of granule ripples and its geomorphological significance

Guangqiang Qian, Zhuanling Yang, Xuegang Xing, Zhibao Dong, Kaijia Pan, Yuxuan Meng, Youyuan Guo

表3 历次观测期间不同风速区间的出现频率 (%)

Table 3 Frequency of occurrence of different wind speed intervals during each observation period

风速/（m·s-1） P1 P2 P3 P4 P5 P6 P7 P8 P9 P10 [0, 5.87) 97.41 79.46 72.37 47.72 61.94 49.57 63.05 78.02 90.50 90.94 [5.87, 7.84) 1.85 9.15 12.30 22.61 17.96 10.81 14.39 8.68 5.16 4.15 [7.84, 10.42) 0.68 8.32 10.62 19.36 14.63 22.81 15.56 9.35 3.55 2.56 [10.42, 13.8) 0.06 3.06 4.15 9.58 5.35 8.92 6.30 3.29 0.47 2.03 [13.8, ∞) 0.00 0.01 0.56 0.72 0.12 7.89 0.71 0.67 0.32 0.33