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4 DK78(A)和DJK207(B)戈壁地表沙物质和DK105沙丘(C)沙粒机械组成 |
Fig.4 Mechanical composition of sand grains over gobi in DK78 (A) and DJK207 (B), and sand dune in DK105 (C) |
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