It was apparent that the glaciation occurred in the relatively recent past because the drift was soft, like freshly depositedsediment.
很明显冰川作用就发生在相对不远的过去,因为漂流物很软,像新鲜的沉积物。
2
Wind - depositedsediment called loess occurs in many places.
被称为黄土的风成沉积物,在许多地区均有。
3
Dynamic soil erosion processes involve the spatial and time dependent processes of detachment, rill formation, deposition, re rilling from depositedsediment and scouring of rills.