黄河沙坡头—河曲长1200公里河段,沿风沙区绕行,大量风成沙注入黄河,淤积河道。本文在实地调查分析的基础上,对该河段两岸风沙的分布、风沙危害黄河的特点及形式进行了初步分析,并粗略估算该河段年入黄沙量约5320万t。 Yellow River Shapotou - river song 1,200 km long river, along the wind and sand around the area, a lot of wind into the Yellow River silt, silting rivers. Based on the field investigation and analysis, the paper analyzes the distribution of sandstorms and the characteristics and forms of the Yellow River damage by sandstorms on both sides of the riverbank, and roughly estimates that annual sediment discharge is about 53.2 million tons.