In the same sand-dust storm process, the duration of sand-dust storm at different stations is close related to the topographic, geomorphic and geographic factors, and next to the maximum wind.

• 在同一次沙尘暴天气过程中，不同代表站沙尘暴天气的持续时间与地形、地貌及地理环境的关系最密切，其次是与最大风速的关系；