A three dimensional puff model has been proposed to simulate diffusive characteristics of seeding agents seeded along non vertical direction of wind within stratiformis.

• 首先建立了一个模拟层状云中催化剂扩散的三维时变烟团轨迹模式。该模式能够模拟层状云中多条（与风向）非垂直撒播线源的催化剂扩散特征。