宁夏河东沙地沙丘冻融过程的时空差异

秦海琴, 张萍, 展秀丽, 火占华, 马娟利, 吴宏玥, 靳磊

Spatial and temporal differences of freeze-thaw processes on dunes in the East Desert of the Yellow River in Ningxia

Haiqin QIN, Ping ZHANG, Xiuli ZHAN, Zhanhua HUO, Juanli MA, Hongyue WU, Lei JIN

图9 不同含水率和温度条件下沙丘沙冻结层的硬度

Fig.9 Hardness of frozen layers of dune sand under different moisture content and temperature