酒额铁路酒泉至东风段典型沙害区段风沙环境特征
李强

Characteristics of aeolian environment in typical sand-hazard sections along the Jiuquan-Dongfeng section of Jiuquan-Ejin Banner Railway
Qiang Li
图2 气象站和八方位集沙仪
Fig.2 Weather station and sand trap with eight directions