As a result, this paper recommends the integrated constructed terrace wetland because it can make good use of drop aeration, and the wetland covers less land and needs lower cost on running and managing than wastewater plant.

• 该工艺充分利用山体坡度和水体势能进行跌水曝气，不仅节约了耕地，还极大地节省了运行和管理费用。