柳格高速公路沿线风沙环境特征
张可盈, 张娴, 谢胜波

Environmental characteristics of wind-sand along the Liuyuan-Golmud Expressway
Keying Zhang, Xian Zhang, Shengbo Xie
图4 研究区各观测点的年风玫瑰图
Fig.4 Map of the annual wind rose at each observation point in the study area