flood plain deposit 泛滥平原沉积

flood-plain deposit 河漫滩沉积

flood d plain deposit 泛滥平原沉积

flood-plain deposit detail 河漫滩沉积

central flood plain deposit 中部泛滥平原沉积

flood-plain deposit soft soil 湖滨相软土

a soil deposit plain land 地势平坦的冲积平原

lacustrine deposit plain 湖积平原

soil deposit plain land 地势平坦的冲击平原