berm造句

At the top of the shore is a berm.
海岸顶上是后滨阶地.

This berm consisted of compacted clayey soils.
此天然包括压实粘性土.

The composite liner system was located under the low - permeability cell berm separating the two cells.
复合衬板系统位于下分开两个单元格的单元格低渗天然.