the hydraulic characteristics of vertical flow constructed wetlands was investigated, and the influence of these characteristics on wastewater purifying efficiency was studied as an emphasis.
通过在污水中加入示蹤剂,研究了人工湿地的水力学特点及其对污水凈化效果的影响规律。
wastewater land treatment systems use a wastewater purifying technology based on soil-biological function. it needs less investment and low cost, so it attracts the world's attention increasingly.