this paper aimed at quantitative analysis of environmental benefits in sewage treatment works, proposed a lca model of urban sewage treatment system on the environmental impact.
本论文针对污水处理工程的环境效益定量分析的需求,提出了城市污水处理系统对环境影响的lca模型。
take example for a waste print circuit board (pcb), which is classical component in waste household appliances, to apply on the lca model .