青藏铁路格尔木至拉萨段沿线分布着大量的风沙病害,特别是在所横跨经过的长江源区各河流附近、退化草原及滨湖地带。文内对线路所经风沙地段的自然条件、分布范围、沙害成因和工程防护措施效果进行了分析阐述,并对铁路沙害的长远防治,诸如完善工程防护措施、植物固沙、设置线路保护区等提出了进一步配套完善的提议。 There are a large number of sand blight diseases distributed along the Qinghai-Tibet Railway from Golmud to Lhasa, especially near rivers, degraded grasslands and lakeshore zones across the Yangtze River source. The article analyzes and elaborates the natural conditions, the distribution range, the cause of sand damage and the effect of engineering protection measures of the sandstorm area along the line, and also analyzes the long-term prevention and control of railway sand damage such as improving engineering protection measures, sand fixing of plants and setting up line protection area Put forward further proposals to improve and perfect.